Add Yahoo as a preferred source to see more of our stories on Google. Pythagoras Theorem Blackboard What began as a bonus question in a high school math contest has resulted in a staggering 10 new ...

A new proof breaks a decades-long drought of progress on the problem of estimating the size of triangles created by cramming points into a square. Consider a square with a bunch of points inside. Take ...

A University of Tartu student has come up with a new proof of the Pythagorean theorem using origami. While folding paper is already used — even in basic school — to demonstrate the well-known ...