1. Countertop Microwave Oven
   Portable Cassette Player
2. Picturephone
   Digital Watch

While microwave ovens existed in the 1940s, these devices were huge – being as tall as an adult and weighing 750 lbs. The countertop microwave oven was commercially introduced in 1967.

1. Personal Computer
   Walkie-Talkie
2. Hovercraft
   Digital Camera

There were quite a few early efforts to create a hovercraft-like vehicle in the late 19th century and early 20th century. However, the first successful commercial attempt was achieved in the 1960s.

1. TV Remote Control
   Computer Mouse
2. Liquid Paper
   Home Video Recorders

While VCRs may seem very old nowadays (ancient even), the first prototype was developed in the 1950s. The first home video recorder was available a decade later in 1963.

1. Cochlear Implant
   Hard Disk Drive
2. Disposable Lighters
   Artificial Heart

While the very first lighter was created in 1823, it wouldn’t be until over a century later that disposable lighters were invented. The 1950s saw butane being used as the primary fuel source, and thus disposable lighters were instantly viable.

1. Credit Cards
   Touch-tone Telephone
2. Electronic Printer
   Velcro

The touch-tone telephone was introduced to the public in 1963 after years of development and testing. However, adoption of this new technology was slow and it wasn’t until two decades later that these phones were more common than rotary phones.

1. Etch A Sketch
   Kevlar
2. Floppy Disk
   Mobile Phone

While the first mobile handheld phone hit the market in 1983, the very first handheld mobile phone debuted in 1973. This phone was relatively massive compared to phones nowadays, weighing over 4 lbs.

1. Super Glue
   Hydrogen Bomb
2. Laser
   Weather Satellite

While atomic bombs were used twice by the United States against Japan in 1945, a hydrogen bomb has never been used by any country in battle. The US first tested one in 1954 and quickly found out that it was hundreds of times more powerful than anything that had come before it.

1. Video Games
   Anti-Lock Braking System
2. Lava Lamp
   Handheld Calculator

Video games were extremely young during these decades, even at the end of the '70s. However, video games were birthed in the '50s, with the first commercially sold, coin-operated video game – Computer Space – being available in 1971.

1. UNIVAC I
   MRI Machine
2. Color Television
   Smoke Detector

The MRI machine has proven to be an extremely beneficial technological advancement in the medical industry. It initially underwent serious development and applications in the 1970s.

1. Modem
   Liquid Paper
2. Jumbo Jet
   Etch A Sketch

The Etch A Sketch is by far one of the most iconic toys throughout history and one of the most creative toys of the 20th century. It was introduced in 1960 and actually sold over half a million units in that year alone.

1. Solar Cell
   Compact Disc
2. Lava Lamp
   Power Steering

The compact disc is one of the most revolutionary pieces of heavily used technology in the past 50 years. Although it was perfected in the '80s, the technology was actually introduced in 1976 by Sony.

1. Kevlar
   Universal Product Code
2. Compact Cassette
   Walkie-Talkie

Kevlar is a strong fiber that was developed in 1965 and made commercially available in the 1970s. While it has several uses, including racing sails and bicycle tires, it is probably best known for being used in bulletproof vests.

1. Single-Chip Microprocessor
   Manned Spacecraft
2. TV Remote Control
   Anti-Lock Braking System

The very first remote control that was made for use with a television was developed in 1950. However, this was actually connected to the TV using a wire, a wireless one would be created five years later in 1955.

1. UNIVAC I
   Super Glue
2. Personal Computer
   Laser

The original patent for Super Glue (cyanoacrylate) was actually filed in 1942; however, nothing actually came out of this endeavor. Instead, it wasn’t until 1958 when the product was actually formally developed and made commercially available.

1. Computer Mouse
   Velcro
2. Credit Cards
   Email

While the concepts of banking cards and financial credit were not unheard of before the '50s, no one had truly been able to implement credit cards on a large scale. However, in 1958, Bank of America became the first to be successful with their BankAmericard.

1. Cochlear Implant
   Universal Product Code
2. Videotape Recorder
   Portable Cassette Player

Audio cassettes were a huge benefit for the music industry in the 20th century, especially due to the effect they had on accessibility. However, it wasn’t until the end of the 1970s when the first truly personal portable cassette player was introduced – the iconic Sony Walkman.

1. Astroturf
   Handheld Calculator
2. Jumbo Jet
   Modem

While passenger planes were introduced and developed upon throughout the 20th century, quite possibly the most iconic advancement is the jumbo jet. The first and most recognizable one is the Boeing 747, which was introduced in 1970.

1. Universal Product Code
   Automated Teller Machine
2. Color Television
   Artificial Heart

While it may not be known by name as readily as the other things in this quiz, the Universal Product Code is possibly the one that we come into contact with most often. Introduced officially in 1974, the Universal Product Code is simply the barcode system that we see on products in virtually every store.

1. Countertop Microwave Oven
   MRI Machine
2. Smoke Detector
   Personal Computer

While the meaning of “personal computer” may be easy to understand now, in the mid-20th century the pricing and size of these devices meant that the personal aspect was not even being considered. However, in this '60s and '70s this began to change with simple personal computers being introduced in academic institutions and the like.

1. Color Television
   Digital Camera
2. Etch A Sketch
   Laser

Color is something that we take for granted nowadays when it comes to film and television; however, it wasn’t that long ago that black and white was all we had. Broadcasting stations and networks in the United States and most parts of the world upgraded from black and white to color transmission in the 1960s and 1970s.

1. Power Steering
   Modem
2. Videotape Recorder
   Cochlear Implant

From saving lives to improving the quality of life, the 20th century provided us with a lot of medical advancements. Cochlear implants, which are devices that help to provide a sense of sound to fully or partially deaf people, were invented in 1961 and first implanted in 1964.

1. Digital Watch
   Anti-Lock Braking System
2. Pacemaker
   Astroturf

While there are quite a few medical inventions in this quiz that save lives, the anti-lock braking system has undoubtedly helped to avoid health hazards altogether. While the system was introduced to other vehicles like planes years before, it was formally used on commercial automobiles in the 1970s.

1. Velcro
   Email
2. Electronic Printer
   Computer Mouse

Yes, while it may seem silly to imagine a computer without a mouse, this device was created well after computers were a thing. In fact, the very first public demonstration of a mouse controlling a computer system was in 1968.

1. Video Games
   Compact Cassette
2. Manned Spacecraft
   Lava Lamp

While the Sony Walkman was created in the late 1970s, the compact cassette itself was being used way before then. The compact cassette was actually released in 1963 by Philips.

1. Weather Satellite
   Artificial Heart
2. Automated Teller Machine
   Etch A Sketch

The 20th century is known for the space race and moon landing; however, the launching of weather satellites is also a notable event from this time. Vanguard 2, the first weather satellite, was launched in 1959.

1. Hydrogen Bomb
   Credit Cards
2. Lava Lamp
   Pacemaker

One of the more lighthearted pieces of technology in the quiz, lava lamps are iconic parts of '60s and '70s pop culture. The lava lamp, or the Astro lamp as it was also known, was invented in 1963 and is still somewhat popular to this day.

1. Disposable Lighters
   Hard Disk Drive
2. Cochlear Implant
   Videotape Recorder

With the creation of computers and the inevitable digitization of information, effective storage mediums were obviously going to be needed. This is where the hard disk drive came into play; an IBM invention from 1954.

1. Hydrogen Bomb
   Laser
2. Compact Cassette
   Solar Cell

The laser is a weird invention that oftentimes exists in people’s minds as being something obviously “futuristic” but also at the same time something that has existed for a really long time – at least longer than the '60s, right? Wrong. The laser was actually first invented in 1960 and went on to be tested and utilized in a wide variety of technological advancements.

1. Hovercraft
   TV Remote Control
2. Digital Watch
   Picturephone

Today we take things like Skype and webcams for granted, but these types of technology all owe their success to the AT&T Picturephone. The Picturephone debuted in 1964 and boasted the ability to have transcontinental video calls.

1. Touch-tone Telephone
   Countertop Microwave Oven
2. Floppy Disk
   Power Steering

While they may not see much use today with computers, the floppy disk was an important milestone in electronic data storage. While technically compact discs were invented in the '70s, during this time the floppy disk still reigned as the go-to form of data storage.

1. Universal Product Code
   Smoke Detector
2. MRI Machine
   Walkie-Talkie

While technically walkie-talkies existed in the '40s, these were backpack models that were primarily used in the military. The first handheld walkie-talkie was actually invented in 1951 by Motorola.

1. Compact Disc
   Liquid Paper
2. UNIVAC I
   Handheld Calculator

Liquid Paper is the very first brand of correction fluid that was ever created. Fittingly, it was invented in 1956 by a typist who admitted that they made too many mistakes and needed a way to correct them.

1. Weather Satellite
   Jumbo Jet
2. Disposable Lighters
   Solar Cell

The sun and the energy that if gives us is vital for all life on Earth. Our ability to harness this energy was taken to new heights with the introduction of the first practical solar cell in 1954.

1. Astroturf
   Super Glue
2. Touch-tone Telephone
   Floppy Disk

The first actual creation of artificial turf was in 1960; however, the material didn’t become popular until Astroturf came onto the scene. Astroturf was installed in the Texas-based Astrodome in 1966.

1. Picturephone
   Mobile Phone
2. Automated Teller Machine
   Color Television

More often simply referred to as an ATM, this invention revolutionized banking systems across the world when it was introduced. The first successful automated teller machine was introduced in 1967.

1. Pacemaker
   Hard Disk Drive
2. Home Video Recorders
   Personal Computer

The human heart has a natural pacemaker, but the artificial pacemaker was a technological invention that provided salvation for patients who had heart-related issues. Both external and internal variations on the pacemaker were created in the '50s and improved upon greatly in the '60s.

1. Video Games
   Anti-Lock Braking System
2. Manned Spacecraft
   Hovercraft

Once the '50s were well underway, they brought with them the heated Space Race between the US and USSR. The Soviets won, with the first human spaceflight in 1961, but the US was the first (and still the only) one to put a man on the moon.

1. Liquid Paper
   Videotape Recorder
2. Weather Satellite
   Super Glue

Videotape recorders were used somewhat in the 1960s for specific instances like replays at events like live sporting programs. However, Sony introduced the first consumer videotape recorder in 1971.

1. Portable Cassette Player
   Electronic Printer
2. Home Video Recorders
   Digital Watch

Concepts for electronic digital watches existed in the early 1900s, with several failed attempts made over the years. In 1970, the first successful prototype of an electronic digital watch was finally made by the Hamilton Watch Company.

1. Floppy Disk
   Pacemaker
2. Handheld Calculator
   Compact Disc

Throughout history, humans have consistently used tools to help with arithmetic, but the handheld calculator has by far been the most convenient. Pocket sized calculators were created in the 1970s and quickly became popular.

1. Video Games
   Jumbo Jet
2. Hard Disk Drive
   Artificial Heart

Exactly what it sounds like, an artificial heart is the name given to a device that replaces the heart in the body. While the science behind the invention would not be greatly perfected until the '80s and '90s, the first implantation of an artificial heart was on April 4, 1969.

1. TV Remote Control
   Single-Chip Microprocessor
2. Astroturf
   Touch-tone Telephone

With the need for computers to become smaller, more affordable to build and easier to use, the parts that made these devices up had to be improved upon. Intel introduced the very first single-chip microprocessor in 1971 and helped to pave the way for further evolution of the computer.

1. Smoke Detector
   Picturephone
2. Disposable Lighters
   Credit Cards

Smoke detectors are incredibly useful, since they have been shown to reduce the risk of dying in a home fire by approximately 50%. The smoke detector that we know today was first introduced in 1975.

1. Single-Chip Microprocessor
   Digital Camera
2. Hydrogen Bomb
   Manned Spacecraft

Yes, nowadays every smartphone has a digital camera built in, so it’s easy to take them for granted. The very first successful digital camera was invented in 1975; however, consumers still had a few years to wait before they were going to be able to get their hands on them.

1. Solar Cell
   Velcro
2. Compact Cassette
   Mobile Phone

Velcro on your shoes, Velcro on your bag, Velcro was (and still is) everywhere! This simple yet great fastener was introduced in the late 1950s and is still popular to this day.

1. Email
   Kevlar
2. Power Steering
   Hovercraft

A staple part of a lot of modern car nowadays, power steering was however a big deal when it was first introduced. The technology was first commercially implemented under the name Hydraguide with the 1951 Chrysler Imperial.

1. Modem
   Automated Teller Machine
2. MRI Machine
   Countertop Microwave Oven

The modem is the gateway to the internet and all of the wonders that it holds. The very first commercial modem was introduced in 1959 by Bell Labs.

1. Kevlar
   Single-Chip Microprocessor
2. Email
   Home Video Recorders

While it is true that nowadays everyone and their dog has an email account and over a dozen social media accounts, back in the '60s this was not the case. In the 1960 email was created and being used on a limited basis. When the '70s rolled around email began to change to look similar to how it does today and slowly become more and more utilized as time went on.

1. Mobile Phone
   Compact Disc
2. UNIVAC I
   Digital Camera

The digital age began in the 1900 and exploded in the 2000s and one of the most important milestones in this era is the UNIVAC I. The UNIVAC I was the first commercial computer in the United States and was created in 1951.