π€― Verified Fact Β· Inventions
Wacky WorldInventions
Douglas Engelbart and Bill English built the first mouse prototype in the 1960s: a wooden shell with two wheels. Engelbart showed it in the famous 1968 βMother of All Demosβ.
Excel, SAP, Oracle & automation tips β plus wacky facts
Wacky WorldInventions
Douglas Engelbart and Bill English built the first mouse prototype in the 1960s: a wooden shell with two wheels. Engelbart showed it in the famous 1968 βMother of All Demosβ.
Bones are stronger than steel of the same weight.
Weight for weight, bone is remarkably strong, especially under compression, because of its mix of collagen and mineral.