Throughout human history, certain inventions have fundamentally transformed the way we live, work, and interact with one ...

Revolutionary inventions from the 1920s, including medical breakthroughs like insulin and everyday innovations like Band-Aids, sliced bread, and the polygraph.

An underwater ship -- A siphon for raising water -- Lifting weights by water, and a portable siphon -- Construction of sluices to raise ships to any height -- A machine worked by fire which can throw ...