For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Twenty-five years ago this month, the new height of innovation in NFL broadcasts was the appearance of a yellow line superimposed across the field, marking the all-important first-down line. Boom!

Aaron Goodwin "won't be watching" the new episode of "Ghost Adventures" after a real-life horror story played out during filming. The reality series' latest episode, titled "Hollydale Asylum of Hell," ...