In the 1950s, four decades before he won a Nobel Prize for his contributions to game theory and his story inspired the book and film “A Beautiful Mind,” the mathematician John Nash proved one of the ...

I llusions are everywhere. For example, the moon appears larger when it rests on the horizon than when it is hanging in the sky. Other visual tricks occur when a person perceives an object in an image ...

Inspired by an artist's stencils, researchers have developed atomic-level precision patterning on nanoparticle surfaces, ...