For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

What are the processes necessary to do so? Can life travel from one planet to another? If so, how? Today's technology brings ...

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.

Teetering near endangered status, the starlet sea anemone produces “an ancient mechanism” for fighting viruses that ...

In the second season of “Sugar,” Colin Farrell’s character has to deal with life alone. At the end of the first season, it ...

The Supreme Court on Tuesday made it far more difficult for foreigners to bring lawsuits in U.S. courts alleging serious violations of international law. In an opinion by Justice Amy Coney Barrett, ...

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