A Klein bottle is a surface with a very strange property. A surface is any object that is locally 2-dimensional;...
Continue reading...universe
Projective Planes
Most of you know how to make a Mobius band—take a strip of paper and glue the ends with a...
Continue reading...Spherical Geometry
Remember high school geometry? The sum of the angles of a planar triangle is always 180 degrees or Pi radians. However, triangles...
Continue reading...Making History by Card Shuffling
Did you know that whenever you shuffle a deck of cards, it is quite likely that you are making history?...
Continue reading...