What were some of the great inventions of the 20th century?

Answer by  technogeek (6640)

The cell phone, the computer, the personal computer, computerized navigation systems, the video game, the video tape, the audio cassette, the compact disc, the DVD, the VCR.

Answer by  Michael69 (21)

The radio was one of the most influential, the television, the cellphone, the computer, the atomic bomb, the plane, and the submarine. Some very important inventions.

Answer by  SallyJ64 (3121)

Computers and the Internet probably changed our day to day lives the most, but I think Henry Ford creating the assembly line created the biggest changes in how we manufacture goods.

Answer by  ilu143heart (30)

The television, refrigeration, automobile, cellular phone, space flight, nuclear energy, transistor and Internet were the great inventions of the 20th century.

Answer by  cb31 (226)

The 20th century had numerous leaps in technology. Some of the greatest inventions include the television, the microwave and the personal computer.

Answer by  drews (149)

Certainly the airplane, computers, automobile, space travel, the radio and television could all be considered great inventions. Yet each of these contain multiple smaller inventions. For example, the microchip, the LCD monitor, the CDROM and other such components of a computer. The prop engines and then later the jet engines.