The curious minds at What If explore what would happen if you mated with an alien.

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

If life is found beyond Earth, scientists known as astrobiologists will want to study any living beings. The first ...

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

Donald Trump is said to be prepared to finally reveal the truth about aliens in a bombshell speech, RadarOnline. com can reveal, at least according to one person.

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

In an experiment to see if AI can detect and even confirm alien life, the answer is a resounding yes. The rest of this ...

Spielberg’s sci-fi blockbuster starring Emily Blunt and Josh O’Connor may be spectacular, but it misjudges how much humans are prepared to tolerate abuse of groups we see as ‘other’ Steven Spielberg ...

This consciousness begins in Israel and radiates outward. It demands sweat, blood, tears of sorrow and tears of joy. The arena of our mission is not Mars, but the broken places of Earth: Africa, Asia ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.