Scientists have long listened for alien radio signals. Universe Today traces how a second effort, deliberately sending ...

Alien Signs: The Message: The Crop Circle Mysteries isn't available to stream, rent, or buy in your region right now. Check back soon or try a different region using the flag selector below. Not yet ...

If intelligent aliens are out there, why aren’t we hearing from them? Are they silently observing us like zoo animals, or staying quiet out of fear that they’d catch the attention of a bloodthirsty ...

The European Space Agency's project "A Sign in Space" revealed that citizen scientists could be vital in deciphering signals from extraterrestrials. A father-daughter team from the United States, Ken ...

Recently released FBI documents from 71 years ago detailed claims that aliens sent messages to members of one of the oldest UFO organizations in the U.S. The recently uncovered files were part of a ...