“Archimedes knew about the stability of these kinds of ships,” said Harry Harris, an emeritus professor of structural engineering at Drexel who has built a model of the claw. “When it is ...

Perfectly plausible, however, are the stories of a device known as the Claw. Accounts vary ... the other a sort of orrery, devised by Archimedes himself, a mechanical model of the heavens in which the ...

Archimedes used combinations of these machines to create such devices as Archimedes' Claw, a catapult, and Archimedes' Screw. If you look around your home, school, and town, you will discover many ...

including an "Archimedes claw" aimed at latching onto ships and then upturning them. He has also been credited with improvements to catapults, used to defend against a siege on the city in 214 BCE ...