Shigeichi Negishi, the entrepreneur who invented the world's first karaoke machine, has died aged 100. Negishi, whose 1967 "Sparko Box" prototype is among several devices credited with ushering in ...
When was the Fax Machine Invented? Most Guesses Are Way Off Your email has been sent Most estimates are off by more than 100 years. Learn when the fax machine was actually invented and how it evolved ...
Anyone who is baffled by mathematics beyond the multiplication tables can imagine with awe the Brobdingnagian mental efforts involved in inventing a clerkproof, 5,500-part machine that adds, subtracts ...
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