In the 1480s, Italian Renaissance artist and inventor Leonardo da Vinci came up with an ingenious design for an “aerial screw.” A rotor in the shape of a helix measuring about 13 feet in diameter, the ...
Leonardo da Vinci is best known for works like the Mona Lisa and The Last Supper, but what you might not know is that in the 1480s—hundreds of years before the first flight—the polymath sketched a ...
Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit (opens in a new window) Share on Hacker News (opens in a new window) Share on Flipboard (opens in a new ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback