(Phys.org)—Every great structure, from the Empire State Building to the Golden Gate Bridge, depends on specific mechanical properties to remain strong and reliable. Rigidity—a material's stiffness—is of particular importance ...
Feb 11, 2013 in Nanophysics
In 1940, a Dutch goat born without front legs learned to walk upright. So did Faith, a two-legged dog in Oklahoma. Johnny Eck, a "half-man" born without legs, grew naturally into a graceful hand-walker.
Feb 26, 2009 in