The patent application for the floppy disk was granted to two IBM engineers on this day in 1972.

Add Yahoo as a preferred source to see more of our stories on Google. The floppy disk contains the oldest version of 86-DOS thought to still exist. Although long-abandoned for far more advanced ...

C. 2500 BCE: Sumerian abacus -- c. 700 BC: Scytale -- c. 150: Antikythera mechanism -- c. 60: Programmable robot -- c. 850: "On Deciphering Cryptographic Messages" -- c. 1470: Cipher disk -- 1613: ...

The iMac was the first mass-produced computer to ditch the 3.5-inch floppy disk, and the rest of the industry followed soon after — but that doesn't mean there isn't a market for them. While the ...