Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Humans have practiced head shaping for tens of thousands of years, and anthropologists are beginning to uncover clues as to why.

The sci-fi flick raises the premise: What if the final phase of U.S. Army Ranger selection suddenly involved fighting a giant alien robot?

Maggie Gyllenhaal’s The Bride! joins an ongoing canon of enthusiastically named films.

The space between galaxies is not empty. In a new map of the early universe, those “blank” stretches take on a faint, hydrogen-blue glow that had mostly escaped surveys until now.

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets are pricing the probability of a U.S. government confirmation of alien life before the year 2027. Find out why traders ...