Photographs show a prototype of a pen-sized personal computer system.*
Photograph shows a 1956 computer disk memory storage unit.
Video clip shows a mid-1960s imagining of what technology would be like in the year 1999.
Video clip reveals that a digital TV converter harbors a hidden camera and microphone.
Video clip shows the manufacture and detonation of a home-made "binary explosive."
Photograph shows a DeWalt-manufactured "rapid fire nail gun."
Map issued by Australian Radiation Services shows expected path of nuclear fallout across the western United States.
Video clip shows a wrench being duplicated by a 3D printer.
Video clip shows a man flying with human bird wings.
Video shows a levitating car developed by Volkswagen in China.
Photograph shows an insect spy drone that can take photographs and DNA samples.
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