February 2015 stories at FCP

February 2015 stories at FCP: (1) Café wall illusion --- an illusion of tilting first seen on the wall of a Bristol café. (2) Overinflating a tire can result in a dramatic and possibly fatal explosion. (3) Giant Lego towers have been built. What sets the limit to the height? (4) Pub trick --- using thermal stress to open a wine bottle.

FCP main site
FCP at Facebook