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120 World’s Greatest Inventions of the Last 100 Years

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(Last Updated On: April 16, 2021)

What are the world’s greatest inventions? You are right, making a list of the world’s greatest inventions is not easy. There are many inventions that could be enlisted in the world’s greatest inventions. We have here a list of 120 World’s Greatest Inventions of the Last 100 Years.

120 World’s Greatest Inventions of the Last 100 Years

Let’s find below 120 World’s Greatest Inventions of the Last 100 Years.

2020: 3D maps of the Universe:

Scientists launch the most important and most detailed 3D maps of the Universe, referred to as “PS1-STRM”

2019: The eDumper

This is one of the world’s greatest inventions. We’ve seen the way forward for electrical autos, and it’s huge.

Whereas EVs are shortly proliferating all through the world, most electrical engines are nonetheless relegated to smaller autos.

The intense work, some argue, continues to be accomplished by fuel-guzzling diesel engines.

However, 2019 introduced the arrival of the Elekto Dumper—the world’s largest EV—which flouts the rule that EVs can’t deal with critical work.

2018: Metal 3D Printing

This is one of the world’s greatest inventions.  3D-printing metal components have the potential to revolutionize the manufacturing business by dashing up manufacturing and making customization (or upholding years-old warranties) more cost-effective; components could be lighter, stronger, and shaped in ways in which conventional fabrication can’t accommodate.

In September, HP opens preorders for its industrial-scale Metal Jet printers, that are slated to turn out to be available in late 2020; early clients embody Volkswagen and Primo Medical Group.

2017: Tesla Model 3

Elon Musk’s EV firm makes its largest transfer towards the mainstream by commencing manufacturing on the Model 3, an all-electric automobile with a 310-mile vary and an anticipated everyman value of $35,000.

Regardless of manufacturing delays and a subsequent run on preorders, by Q3 of 2018, Model 3 is the best-selling automobile in the U.S. by income.

2016: Oculus Rift

Two years on from its $2 billion acquisition by Facebook in 2014, the first headset from Palmer Luckey’s virtual-reality firm is launched.

High-resolution screens on the within of the goggles venture stereoscopic photographs to mimic regular sight and persuade the user’s mind that they’re seeing one thing actual, even when that one thing is a giant killer robot.

Whereas the headset is primarily supposed as a gaming add-on, it’s subsequently tailored for makes use of as disparate as medical education and driver coaching.

Facebook, nonetheless, cancels the manufacturing of the second-generation Rift in late 2018.

2015: Reusable Rockets

Each Blue Origin’s New Shepherd and SpaceX’s Falcon 9 rockets make profitable upright landings after launch.

Multiuse rockets may dramatically scale back the still-hefty value of house journey, which SpaceX’s partnership with NASA had already lowered.

The Falcon 9 launch is touted by SpaceX founder Elon Musk as a step towards his final aim of colonizing Mars—which we would do earlier than expected.

2014: Hemopurifier

In 2014, the world got here to grips with the seriousness of the West African Ebola virus epidemic.

It is a story of unimaginable bravery on behalf of many who battled the illness, however, one little system arrived at just the fitting time to assist out the trigger—the hemopurifier. With Time itemizing the system as top-of-the-line innovations of 2014, the journal says the system works through the use of a “specifically designed cartridge that attaches to a dialysis machine,” essentially sucking the Ebola virus from the blood.

The system additionally works to fight hepatitis and cancer.

2013: Atlas

The robotic revolution nonetheless hasn’t arrived, but when it does, it is onerous to imagine Atlas will not be main the pack.

Inbuilt in 2013 by Boston Dynamics, the robot nonetheless has the capability to amaze because it learns increasingly tricks. This is one of the world’s greatest inventions.

2011: Curiosity Rover

The Curiosity launches from Cape Canaveral in November 2011, touchdown on Mars the next August—an occasion made iconic by the meme-worthy haircut of flight director (and later, Popular Mechanics contributor) Bobak Ferdowsi.

The rover’s aim is to research environmental situations on Mars and decide whether or not it will be appropriate for microbial (and thus, maybe, human) life.

It’s the most superior rover to ever land on Mars and might gather detailed imagery and environmental samples to investigate and ship back to Earth.

2010: Siri

Apple’s digital assistant is launched as an app for iOS; users can ask for information and instructions, and immediate different cellphone capabilities, simply by chatting with their iPhone.

Although Siri 1.Zero is buggy and has issue understanding some voices and accents, it’s formally built-in into the iPhone 4S in October 2011 and has since been up to date to incorporate more languages, higher speech-recognition software, and a British-accent choice.

Siri presages the swift introduction of more voice-activated virtual assistants, like Amazon’s Alexa and Microsoft’s Cortana (each 2014).

2009: Bitcoin

The pseudonymous Satoshi Nakamoto launches the first well-liked cryptocurrency, an anonymized peer-to-peer encrypted type of money.

Bitcoin makes use of blockchain computing to decentralize and confirm funds and is sort of tamper- (and explanation-) proof.

To keep away from inflation, the full variety of Bitcoin is capped at 21 million.

The amount of currency in circulation will increase as extra are “mined,” a computing course that uses enormous quantities of energy.

The worth of the currency peaks in December 2017, with one Bitcoin price over $19,000 USD.

2008: Large Hadron Collider

Ten years within the making on the European Organization for Energy Research (CERN), the LHC opens in 2008 because the world’s largest and strongest particle accelerator, able to propelling energy beams near the velocity of light.

In 2012, exams on the LHC will reveal proof of the Higgs boson, a subatomic particle believed to be instrumental in creating mass—and due to this fact one of many constructing blocks of the universe.

Peter Higgs, the particle’s namesake (and who disapproves of its being nicknamed “The God Particle”), wins the 2013 Nobel Prize in Physics for this development in scientific understanding of the properties of matter.

2007: iPhone

Steve Jobs introduces Apple’s first smartphone with a prank-call order of 4,000 lattes from a close-by Starbucks.

The iPhone can also be the first U.S. smartphone with no bodily keypad, and goes on to turn out to be the best-selling gadget ever, with more than 1.2 billion bought thus far, and drives the event of app-based companies like Uber, Venmo, Tinder, Snapchat—and Postmates, which is able to certainly deliver Starbucks.

2006: Wii

Launched by Nintendo in November 2006, the Wii’s signature introduction is the Wii Remote, which makes use of optical sensors and gesture recognition to reflect a participant’s real-world movements inside the scope of a sport, from tennis to Mario Kart.

It’s each more immersive and more bodily demanding than earlier generations of video video games, it doesn’t matter what your parents say, and a vital step towards synthesizing real-world and digital activity.

2005: Google Maps

Combining a dynamic, searchable on-line map with the capability to generate turn-by-turn driving directions, Google Maps offers a definitive blow to stopping and asking for instructions.

Two years later, Google provides Street View, sending automobiles, trekkers, and bots around the globe in an effort to let customers see 360-degree street-level views of homes, roads, and landmarks.

An app model of Google Maps can also be included on the first iPhone—reportedly commissioned by Tim Cook mere weeks earlier than launch when he realized the Apple prototype wouldn’t minimize it.

2004: Facebook

Future Harvard dropout Mark Zuckerberg launches “thefacebook.com,” a social network website initially restricted to his fellow classmates, in February 2004.

By its 10-year anniversary, Facebook averages 1.23 billion month-to-month users—17 percent of your entire world inhabitants.

And in 2018, Zuckerberg is named to testify in front of the U.S. Congress about how hacked private information from the location and focused Fb advertisements have been leveraged to intervene within the 2016 presidential election.

2003: The Human Genome Project

Formally accomplished on April 14, 2003, The Human Genome Mission shaped a basis of understanding for creating additional advances in future medication and a better comprehension of the place we come from.

The truth that it is accessible to everybody on-line simply makes it much more unimaginable.

2002: IEEE 802.16

The geniuses on the Institute of Electrical and Electronics Engineers publish a wi-fi metropolitan space network commonplace that functions like Wi-Fi on steroids.

An 802.16 antenna can transmit Internet entry as much as a 30-mile radius at speeds comparable to DSL and cable broadband.

When all of it shakes out, 802.16 may find yourself launching creating nations into the digital age by eliminating the necessity for wired telecommunications infrastructure.

2001: Wikipedia

In hindsight, placing the encyclopedia on-line is a no-brainer. But retaining that digital encyclopedia ad-free for nearly two decades—that is unimaginable.

Wikipedia’s user-generated mannequin can typically get it in trouble, however, total it is a program that is turn out to be the cornerstone to discovering solutions on-line, and hopefully, it’ll preserve doing so for many years to come.

2000: PlayStation 2

In the grand scheme of issues, video video games aren’t necessarily vital innovations—however, they’re enjoyable.

While many consoles may have made this checklist, Sony’s PlayStation 2 harnessed a period of rising tech to create a console that might solidify the corporate as a gaming behemoth, a title it retains to this present day.

1999: Bluetooth Version 1.0

Named after 10th-century Denmark king Harald “Bluetooth” Gormsson (critically), Bluetooth can now be discovered packed inside virtually every conceivable gadget we own and can be a major participant within the unfolding way forward for the smartphone.

Bluetooth’s first model was released on July 26, 1999, and whereas it will take a decade (or two) to iron out the kinks, it helped us think about a future free of needless wires.

1998: International Space Station

On November 20, 1998, the Purposeful Cargo Block, aka Zarya, launched into the house because of the first piece of what would finally turn out to be the International Space Station.

House of numerous experiments and a shining example of international cooperation, the ISS is testimony to what humanity can obtain once we work collectively.

1997: Hybrid Car

Ferdinand Porsche wins his class on the 1902 Exelberg Hill-Climb in Austria in a front-wheel-drive hybrid-electric automobile.

However, it’s virtually a century later, in 1997, that Toyota surprises its rivals by unveiling the hybrid Prius to Japanese consumers. It takes almost three years for the Prius to succeed in North America.

1996: DVD

Though the DVD solely lives on today by way of its ancestor Blu-Ray (a technology being slowly consumed by online streaming), the DVD was an enormous step forward because of the medium of alternative in home entertainment and information storage as a result of its excess capacity in comparison with different formats. The first DVD gamers went on sale in Japan on November 1, 1996.

1995: HIV Protease Inhibitors

The outlook for people infected by HIV additionally dramatically changes. The FDA approves Invirase, the first of a category of medication referred to as HIV protease inhibitors in 1995.

By blocking the performance of enzymes used within the virus’s replication, the inhibitors can scale back HIV to undetectable levels for sustained intervals in as much as 90 p.c of sufferers.

1994: RQ-1 Predator Drone

The idea for the RQ-1 Predator drone got here within the 1980s, however, its first flight takes a look at would not be till 1994 within the Mojave desert.

Since then, the drone has to turn out to be more and more built-in within the U.S. army and forever altering how people combat wars.

In 2002, the drone acquired its “MQ” designation, standing for “multi-role,” to indicate its armed capabilities beyond simply passive reconnaissance.

1993: Fuel Cell Vehicle

The fuel cell goes back greater than 150 years, and the first fuel cell vehicle—a 20-hp tractor—is inbuilt 1959.

But it surely is not till 1993 {that a} Canadian firm, Ballard Energy Techniques, demonstrates the first zero-emissions fuel cell bus.

Since then, progress towards an economically viable fuel cell automobile has remained sluggish however regular.

1992: IBM Simon

On November 23, 1992, IBM debuted a weird little prototype at a COMDEX in Las Vegas, Nevada.

Though it would not be bought within the U.S. till 1994, the IBM Simon proved a commercial failure.

However actually, the thought was simply meant forward of its time as many people take into account Simon to be the world’s first smartphone.

1991: Linux

In an early web world dominated by Microsoft and Apple, Linux was a brand new and highly effective thought.

Originally launched on September 17, 1991, by Linus Torvalds, the working system—together with the Linux kernel—turned one of the vital instances of open supply software.

Now with a variety of totally different distributions, Linux gives a digital escape from the tech firms that more and more run our lives.

1990: Photoshop

Immediately there are thousands of apps that make our digital lives simpler, however, none are fairly as helpful as Photoshop.

First developed in 1987, the mega-popular photo-editing software would not launch its first industrial model till 1990. There is a purpose this app stays ubiquitous on all our units—it is just that good.

1989: World Wide Web

In 1989, Sir Tim Berners-Lee creates “hypertext markup language” (HTML) to make Internet pages and the “Uniform Resource Locator” (URL) to establish the place data is saved. These breakthroughs type the foundation of the World Wide Web.

1988: Internet Virus

Grad student Robert Morris illustrates the vulnerabilities in remotely linked computers with the release of his virus, generally known as the Morris worm, on November 2.

As opposed to Rich Skrenta’s Elk Cloner, the worm would not require any type of {hardware} for transfer.

Whereas Morris says it is just a train to gauge the dimensions of the Web, computer systems that might be infected a number of times slow down significantly; inside the first 15 hours, 2,000 computer systems are contaminated, a lot of them unsalvageable.

Morris turns into the first person to be tried and convicted beneath the Pc Fraud and Abuse Act of 1984.

1987: Prozac

Prozac becomes the first in a brand new class of FDA-approved antidepressants called “selective serotonin reuptake inhibitors,” which block the reabsorption of the mood-elevating neurotransmitter serotonin, thereby prolonging its results.

Although at occasions controversial, Prozac helps patients deal with scientific depression, reshaping our understanding of how character and emotion could be chemically managed.

Inside 5 years, 4.5 million Americans are taking Prozac—making it probably the most widely accepted psychiatric drug ever.

1986: Electronic Mailing List

Éric Thomas develops LISTSERV, the first automated mailing checklist administration software.

Before 1986, people needed to be manually added or faraway from a mailing list. By the 2010s, electronic mail newsletters were ubiquitous.

1985: Polymerase Chain Reaction

Biochemist Kary Mullis invents a way that exploits enzymes to be able to make millions of copies of a tiny scrap of DNA shortly and cheaply.

Irrespective of how small or dried-out a bloodstain is, forensic scientists can now collect sufficient genetic materials to do DNA fingerprinting.

With PCR, doctors can also seek for trace quantities of HIV genetic code to diagnose an infection a lot earlier than by typical strategies.

1984: DNA Fingerprinting

Molecular biologist Alec Jeffreys devises a way to make the evaluation of greater than Three billion units within the human DNA sequence far more manageable by comparing solely the parts of the sequence that present the best variation amongst people.

His technique shortly finds its means into the courts, the place it’s used to exonerate people wrongly accused of crimes and to finger the true culprits.

1983: Microsoft Word

Multi-Tool Word, the precursor to the Microsoft Phrase text-editing program, makes its debut as free copies are bundled with the November issue of PC World.

Not like most modern rivals, Phrase is designed for use with a mouse, and options the ability to undo typing and to show daring, italic, and underlined text.

Microsoft steadily revises this system, which turns into a serious success in 1990 when it is bundled with the Home windows 3.Zero working system.

1982: Computer Virus

Fifteen-year-old Rich Skrenta creates software referred to as Elk Cloner as a prank—and finally ends up creating the first virus to unfold exterior its residence network.

Elk Cloner spreads by way of the floppy disk and attaches to the Apple OS II working system.

When users boot from the disk, Elk Cloner transfers the PC’s memory; any extra disks inserted without rebooting are additionally infected.

1981: Scanning Tunneling Microscope

By moving the needle of the scanning tunneling microscope (STM) throughout a floor and monitoring the electrical present that flows by way of it, scientists can map a floor to the level of single atoms.

The STM is so exact that it not solely seems to be at atoms—it can also manipulate them into constructions.

The microscope’s development earns IBM researchers Gerd Binnig and Heinrich Rohrer a Nobel Prize and helps launch the emerging period of nanotechnology.

1980: Cobalt-oxide Cathode

John Bannister Goodenough invents the cobalt-oxide cathode, an important element of lithium-ion batteries—the rechargeable and moveable batteries that are actually in each smartphone, laptop, and electric vehicle.

In 2017, the 94-year-old Goodenough, apparently deciding that his final invention wasn’t adequate proclaims that he is come up with a new glass-based battery with even higher storage functionality.

1979: Sony Walkman

“That is the product that will satisfy these younger people who want to listen to music all day.” —Akio Morita, Sony Chairman, February 1979

1978: GPS

The first satellite within the modern Navstar Global Positioning System (GPS) is launched. (The GPS’s precursor, TRANSIT, was developed within the early 1960s to information nuclear subs.)

It’s not till the year 2000, although, that President Clinton grants nonmilitary users access to an unscrambled GPS sign.

Now, low cost, handheld GPS units can determine an individual’s location to inside 3 yards.

1977: Personal Computer

The Apple II, Commodore Pet, and Radio Shack’s TRS-80 are introduced in 1977—4 years before IBM, quickly to turn out to be synonymous with the time period “PC,” unveils its personal computer.

1976: Supercomputer

The Cray-1, the first commercially developed supercomputer, is installed within the Los Alamos National Laboratory.

It is the first supercomputer to efficiently implement vector processors, a system that enables a single operation to shortly be carried out on a big set of information, which is mirrored in its velocity of 160 MFLOPS—or 160 million floating-point operations per second.

The Summit supercomputer, which fits online on the Oak Ridge National Laboratory in 2018, will be able to 143.5 petaflops.

1975: Global warming

Not invented, however, launched to the lexicon in its modern sense of artificial local weather change.

The journal Science publishes a paper by geoscientist Wallace Broecker, “Are We on the Brink of a Pronounced Global Warming?” the first time that the phrase is utilized in a scientific paper.

Broecker predicted that CO2 would drive world temperatures unprecedentedly excessive early on within the 21st century, and speculated about negative consequences for agriculture and sea stage.

By 2018, a group of international local weather scientists is anticipating a 2.7°F temperature change by 2040, accompanied by meals shortages, ever extra disastrous wildfires, and a mass die-off of coral reefs.

1974: Barcode

A 10-pack of Wrigley’s Juicy Fruit chewing gum is the first product to integrate the utilization of barcode technology when it is scanned at a grocery store in Ohio

The codes turn out to be the trade standard for storing pricing data at grocery shops and develop quickly for each consumer-facing and inside tracking applications.

1973: MRI

Everyone agrees that magnetic resonance imaging (MRI) is a superb invention—but nobody agrees on who invented it.

The physical effect that MRIs depend on—nuclear magnetic resonance—earns varied scientists Nobel Prizes for physics in 1944 and 1952.

Many consider that Raymond Damadian establishes the machine’s medical advantage in 1973 when he first makes use of magnetic resonance to discern wholesome tissue from cancer.

But, in 2003, the Nobel Prize for medication goes to Peter Lauterbur and Peter Mansfield for his or her “seminal discoveries.” The topic of who’s the worthiest candidate stays hotly debated.

1972: Electronic Ignition

Chrysler paves the best way for the period of electronic—quite than mechanical—advances in cars with the digital ignition.

It results in digital control of ignition timing and fuel metering, harbingers of extra subtle methods to come.

Immediately, these embody electronic-control-transmission shift factors, antilock brakes, traction-control methods, steering, and airbag deployment.

1971: Waffle-Sole Running Shoes

Bill Bowerman, the observing coach on the University of Oregon, sacrifices breakfast for peak performance when he pours rubber into his waffle iron, forming light-weight soles for his athletes’ running shoes.

Three years later, Bowerman’s firm, Nike, introduces the Waffle Trainer, which is an instant hit.

1970: Fiber Optics

The time period “fiber-optic” is coined in 1956, but it is not till 1970 that scientists at Corning produce a fiber of ultrapure glass that transmits light well sufficient for use for telecommunications.

1969: Arpanet

Before your entire world is networked, there are the Arpanet—4 computers linked in 1969.

It introduces the concept of “packet switching,” which concurrently delivers messages as short units and reassembles them at their vacation spot.

1968: Integrated Computer Systems

In a landmark December 1968 demonstration, later generally known as The Mother of all Demos, engineer Douglas Engelbart illustrates using plenty of current technologies in conjunction with one another, together with on-screen home windows, hypertext, graphics, file linking, revision management, video conferencing, the pc mouse, and phrase processing. Both Mac and Windows user interfaces will borrow closely from the example set right here.

1967: Coronary Bypass Surgery

Rene Favaloro performs the first coronary bypass surgical procedure in 1967, taking the size of a vein from a leg and grafting it onto the coronary artery.

This enables blood to circulation across the blocked part. Thanks partially to those advances, the variety of deaths from heart illness declines within the U.S. by almost 50 percent.

1966: High-Yield Rice

The International Rice Research Institute within the Philippines releases a semi-dwarf, high-yield Indica selection that, at the side of high-yield wheat, ushers within the Green Revolution.

Indica rice thrives in tropical areas of Asia and South America, elevating worldwide manufacturing greater than 20 percent by 1970.

1965: KEVLAR

Due to DuPont’s Stephanie Kwolek and Herbert Blades, who in 1965 invent a high-strength polymer referred to as KEVLAR, the body armor of over 3,000 law enforcement officials has protected them from deadly attacks.

1964: Unmanned Aerial Vehicles

Widespread use of remotely piloted planes begins throughout the Vietnam Warfare with the deployment of 1000 AQM-34 Ryan Firebees.

The first mannequin of those 29-foot-long planes was developed in simply 90 days in 1962. AQM-34s go on to fly more than 34,000 surveillance missions.

Their success results in the eventual improvement of the UAVs broadly used today.

1963: Sketchpad program

Ivan Sutherland—The Father of Computer Graphics—revolutionized 3D laptop modeling and simulation when he created the Sketchpad program.

Because of the earliest iteration of a computer-aided design (CAD) program, Sketchpad pioneered using geometric constraints (fixing the size of a line or an angle between two segments).

It was additionally one of many first applications to make use of a graphical consumer interface, versus a text-based one—in case you’re studying this on a computer without understanding a single line of code, you’ll be able to thank Sutherland and Sketchpad.

1962: Communications Satellite

Telstar is launched because of the first “active” communications satellite—lively as in amplifying and retransmitting incoming alerts, quite than passively bouncing them back to Earth.

Telstar makes actual a 1945 idea by science-fiction writer Arthur C. Clarke, who envisioned a worldwide communications network based mostly on geosynchronous satellites.

Two weeks after Telstar’s debut, President Kennedy holds a press conference in Washington, D.C., that’s broadcast reside throughout the Atlantic.

1961: ICZN

The first version of the new International Code of Zoological Nomenclature revealed was published

1960: Pacemaker

In 1956, Wilson Greatbatch grabs the wrong resistor and connects it to a device he’s constructing to record heartbeats.

When the circuit emits a pulse, he realizes the system can be utilized to control the beat; in 1960 the first Pacemaker is efficiently implanted in a human.

1959: Integrated Circuit

The first general-purpose computer, the almost 30-ton ENIAC (1947), incorporates 18,000 vacuum tubes, 70,000 resistors, and 10,000 capacitors. In 1959, the built-in circuit puts these innards on one tiny chip.

1958: Jet Airliner

The Boeing 707-120 debuts because of the world’s first successful industrial jet airliner, ushering in the period of accessible mass air travel.

The four-engine airplane carries 181 passengers and cruises at 600 mph for as much as 5,280 miles on a full tank.

The first commercial jet flight takes off from New York and lands in Paris; home service quickly connects New York and Los Angeles.

1957: Birth Control Pill

Enovid, a drug the FDA approves for menstrual issues, comes with a warning: The combination of synthetic progesterone and estrogen additionally prevents ovulation.

Two years later, more than half a million American ladies are taking Enovid—and never all of them have cramps.

In 1960 the FDA approves Enovid to be used because of the first oral contraceptive.

1956: Hard Drive

IBM releases the first laptop onerous disk drive, the two,000-pound-plus, refrigerator-size IBM 305 RAMAC, which introduces magnetic disk storage.

Up till then, information has been either kept on spools of magnetic tape or on good old-fashioned paper, with no strategy to leap proper to the report you wished to tug up.

With the RAMAC, a mechanical arm would retrieve information by storing information at a selected magnetic orientation.

This technology goes on for use (at a smaller measurement) in laptops and laptop servers in every single place.

1955: Polio Vaccine

The year Jonas Salk finds a way to prevent polio, there are 28,985 world instances; by 2017, the quantity drops to 22.

1954: Microwave Oven

In 1945 Raytheon’s Percy Spencer stands in the entrance of a magnetron (the ability tube of radar) and feels a sweet bar begin to soften in his pocket: He’s intrigued.

When he locations popcorn kernels in the entrance of the magnetron, the kernels explode all around the lab.

Ten years later Spencer patents a “radar vary” that cooks with high-frequency radio waves; that very same year, the Tappan Stove Co. introduces the first home microwave model.

1953: First Successful Open Heart Surgery

The first successful open-heart surgical procedure on a human using a cardiopulmonary bypass pump (“heart-lung machine”) is carried out by John Gibbon at Thomas Jefferson University Hospital in Philadelphia when he repairs an atrial septal defect in 18-year-old Cecilia Bavolek.

1952: Conjoined twins Separation

The first successful surgical separation of conjoined twins is carried out in Mount Sinai Hospital, Cleveland, Ohio.

1951: Microprogramming

Maurice Wilkes introduces the idea of microprogramming. This is one of the world’s greatest inventions.

1950: Plastic Bin Bag

Canadians Harry Wasylyk, Larry Hansen, and Frank Plomp introduced the plastic bin bag for garbage collection.

1949: Radiocarbon Dating Technique

Radiocarbon dating technique found by Willard Libby and his colleagues at the University of Chicago—work for which Libby received the Nobel prize in 1960.

1948: The Manchester Baby

The world’s first working program runs on a digital stored-program computer, the Manchester Baby (written by Tom Kilburn).

1947: Term ‘Computer’

First recorded use of the word computer in its modern sense, referring to an electronic digital machine.

1946: First All-glass Syringe

Chance Brothers of Smethwick, England, produce the first all-glass syringe with interchangeable barrel and plunger, permitting easy mass-sterilization of components.

1945: ENIAC

Assembly of the world’s first normal function digital laptop, the Digital Numerical Integrator Analyzer and Computer (ENIAC), is accomplished in the United States, covering 1,800 sq. feet (170 m2) of ground space, and the first set of calculations is run on it.

1944: Disposable catheter

David S. Sheridan invents the disposable plastic tracheal tube catheter. This is one of the world’s greatest inventions.

1943: First Electronic Computing

The building of British prototype Mark I Colossus laptop, the world’s first completely electronic programmable computing system, on the Post Office Research Station, Dollis Hill, to help in cryptanalysis at Bletchley Park.

1942: Trials of anti-cancer chemotherapy

Alfred Gilman, Louis S. Goodman, and Frederick S. Philips first perform trials of anti-cancer chemotherapy, utilizing mechlorethamine.

1941: Z3

German engineer Konrad Zuse presents the Z3, the world’s first working programmable, Turing full, absolutely automatic computer, to viewers of aviation engineers in Berlin.

1940: Plastic Contact lenses

German optometrist Heinrich Wöhlk produces absolutely plastic contact lenses. This is one of the world’s greatest inventions.

1939: Scientific Revolution

Philosopher and historian Alexandre Koyré originate the time period scientific revolution to explain the emergence of modern science throughout the early modern period, from the late Renaissance to the late 18th century.

1938: Toothbrush

The first patents for nylon (first synthesized in 1935) are granted within the name of Wallace Carothers to DuPont. The first objects produced within the new materials are toothbrush bristles.

1937: Gravitational Waves

January – Albert Einstein and Nathan Rosen published a paper denying that gravitational waves can exist.

1936: Eart’s Solid Core, Radium

Inge Lehmann argues that the Earth’s molten inside has a solid inside core.

Radium E (bismuth-210) turns into the first radioactive aspect to be made synthetically.

1935: Vitamin A

Vitamin E is first isolated in a pure type by Gladys Anderson Emerson at the University of California, Berkeley.

1934: Vitamin C, Pregnancy Test, Corneal Grafting, 135mm Film, TV (Commercial)

The 135 film cartridge is launched in Germany and America with the Kodak Retina camera, making 35mm movie straightforward to make use of.

Norman Haworth and Edmund Hirst report the first synthesis of vitamin C.

The first commercial electronic television units with cathode ray tubes are manufactured by Telefunken in Germany.

Tudor Thomas’ work on corneal grafting restores the sight of a person who had been nearly blind for 27 years.

Austrian biochemist Regina Kapeller-Adler develops a progressive early being pregnant takes a look at based mostly on the presence of histidine in the urine.

1933: Kidney Transplant

First tried human kidney transplant, by Dr. Yuri Voronoy within the Soviet city of Kherson; the recipient dies 2 days later as a result of incompatibility of blood sort with the (cadaveric) donor.

1932: Gastroscope

Rudolph Schindler introduces the first semi-flexible gastroscope, in Germany.

1931: Electron microscope

Ernst Ruska and Max Knoll construct the first prototype electron microscope. This is one of the world’s greatest inventions.

1930: Ozone-oxygen Cycle

Sydney Chapman explains the ozone-oxygen cycle, the method by which ozone is regularly regenerated in Earth’s stratosphere.

1929: Estrogen, Fax Machine, Coloration TV

The first public demonstration of shade TV is held by Herbert E. Ives and colleagues at AT&T’s Bell Phone Laboratories in New York.

The first photographs are a bouquet of roses and an American flag. A mechanical system is used to transmit 50-line photographs to Washington.

Rudolf Hell receives a patent for the Hellschreiber, an early fax machine. This is one of the world’s greatest inventions.

Estrogen was remoted and purified estrone, the first estrogen to be found by Adolf Butenandt.

1927: Chainsaw, negative-feedback amplifier

American electrical engineer Harold Stephen Black invents the negative-feedback amplifier.

Emil Lerp invents the transportable gasoline chainsaw.

1928: Penicillin, Bubble Gum

Bubble gum is invented by Walter Diemer in America.

Alexander Fleming, at St Mary’s Hospital, London, by chance rediscovers the antibiotic Penicillin, forgotten since Ernest Duchesne’s authentic discovery in 1896.

1926: Aerosol, Refrigerator, Tractor

The aerosol spray can is patented by Erik Rotheim, a Norwegian chemical engineer.

The Einstein fridge is invented by Albert Einstein and Leo Szilard. This is one of the world’s greatest inventions.

Ulster-born engineer Harry Ferguson is given a British patent for his ‘Duplex’ hitch linking tractor and plow.

1925: Quantum Mechanics

Werner Heisenberg, Max Born, and Pascual Jordan set out the matrix formulation of quantum mechanics.

1924: Electroencephalogram

German physiologist and psychiatrist Hans Berger information the first human electroencephalogram.

1923: Enigma machine, Fathometer

The Enigma machine was first produced commercially.

Herbert Grove Dorsey invents the first sensible fathometer.

1922: Vitamin E

Vitamin E is found by Herbert McLean Evans and Katharine Scott Bishop at the College of California, Berkeley, and Vitamin D by Elmer McCollum and others.

1921: Insulin

Researchers at the College of Toronto led by biochemist Frederick Banting announce the invention of the hormone insulin.

1920: Radio Broadcast

The first transatlantic two-way radio broadcast is made.

First home radio units come to shops in the United States – a Westinghouse radio prices $10.

I hope this article on Let’s find below 120 World’s Greatest Inventions of the Last 100 Years. was worth reading. Also, read the greatest inventions of the 21st century.

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