Artists and scientists have been creating optical illusions for centuries. Here are 35 mind-bending examples that prove you ...

The ZEUS laser facility at the University of Michigan has roughly doubled the peak power of any other laser in the U.S. with its first official experiment at 2 petawatts (2 quadrillion watts).

I used traditional mice for decades, but one month with a trackball mouse was all I needed to have my eyes opened and see the ...