da vinci
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How To Build A Mini Catapult Straight From The Mind Of Leonardo Da Vinci
Video: In his spare time — which was presumably limited — Leonardo da Vinci was fond of drawing plans for contraptions and weaponry, most of which were never actually built. But with a few common items, it’s easy to bring his double-armed catapult to life.
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New Robot Surgeon Will Keep Jittery Docs From Scrambling Your Eyeballs
You’re the patient? Excellent, please lie down on this table. I’ll be your doctor today but will be working from the next room, remotely controlling the needle-wielding robot above you–I’ll try not to sneeze! Just kidding. So, who’s ready for some eye surgery?