Babbage's Difference Engine was a mechanical computer designed by Charles Babbage in the 19th century. It was designed to calculate mathematical tables.

The first telegraph message was sent by Samuel Morse in 1844. It was sent from Washington, D.C. to Baltimore, Maryland.

Alexander Graham Bell invented the telephone in 1876. He was a Scottish-born scientist and inventor.

The first radio broadcast was made by Reginald Fessenden in 1906. He broadcast a voice message from Brant Rock, Massachusetts.

Philo Farnsworth invented the television in 1927. He was an American inventor and engineer.

The first computer, the Atanasoff-Berry Computer, was built in 1942 by John Atanasoff and Clifford Berry.

Jack Kilby invented the integrated circuit in 1958. He was an American electrical engineer.

The first personal computer, the Altair 8800, was introduced in 1975 by MITS.

Tim Berners-Lee invented the World Wide Web in 1989. He was a British computer scientist.

The first smartphone, the IBM Simon Personal Communicator, was introduced in 1992 by IBM.

Friendster is considered to be the first social media platform. It was launched in 2002 by Jonathan Abrams.

The first iPhone was introduced in 2007 by Apple.

The Oculus Rift is considered to be the first virtual reality headset. It was developed by Palmer Luckey and released in 2012.

The first self-driving car was introduced in 2012 by Google.

ELIZA is considered to be the first artificial intelligence (AI) system. It was developed by Joseph Weizenbaum in 1966.