Actor Johnny Galecki skyrocketed to fame starring on the hit sitcom "The Big Bang Theory," but he has also struggled through ...

John Ross Bowie is poised to reprise the role of Caltech plasma physicist and string theorist Barry Kripke in a spinoff of ...

Kaley Cuoco has been lucky to enjoy a successful Hollywood acting career, but behind the scenes, her life has sometimes been anything but happy.

A new theory that hopes to solve one of the biggest problems in physics, may have rewritten our perception of time, and found a way through the Big Bang. Video by Howard Timberlake. Follow BBC ...