Check out 5 MORE mysterious UFO sightings that just can’t be explained, in this The Proof Is Out There compilation.

Just months after 9/11, strange messages started appearing across U.S. military computers: “Your security system is crap.” ...

Scientists may have found the strongest hint yet that life could exist beyond Earth, and the focus is not Mars but a distant ...

We finally know why weird silver balls have been appearing on beaches in Queensland, Australia. Six metal spheres washed up ...