Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

For more than a century, from George Melies’ A Trip to the Moon to Stephen Spielberg’s E.T. and Close Encounters to this summer’s blockbuster sequel to Independence Day, mass media, and the general ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist ...

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If and when SETI discovers alien life, then a revised Declaration of Principles guarantees that once the discovery has been verified, its disclosure will come soon thereafter. When you purchase ...