Leonardo da Vinci’s Elegant Design for a Perpetual Movement Machine

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Is per­pet­u­al movement pos­si­ble? Within the­o­ry… I do not know…. In prac­tice, up to now at the least, the reply has been a per­pet­u­al no. As Nicholas Bar­ri­al writes at Mak­ery, “as a way to suc­ceed,” a per­pet­u­al movement machine “ought to be freed from fric­tion, run in a vac­u­um cham­ber and be complete­ly silent”…

The Ingenious Engineering of Leonardo da Vinci’s Self-Supporting Bridge, Defined

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The video above from Sabins Civ­il Engi­neer­ing promis­es to disclose “the MAGIC behind Da Vinci’s Self Sup­port­ing Bridge.” That seems like a typ­i­cal examination­ple of YouTube hyper­bole, although on first look, it isn’t in any respect obvi­ous how the frag­ile-look­ing struc­ture can keep up, a lot much less sup­port the load of a cross­ing military….