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

From "Independence Day" to "Invasion of the Body Snatchers", movies and TV shows are packed with advice for anyone aspiring to conquer this unassuming blue dot.

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

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This is read by an automated voice. Please report any issues or inconsistencies here. NASA is racing to save the Swift telescope from fiery reentry with a $30-million robotic rescue, launching a three ...

CAPE CANAVERAL, Fla. (AP) — NASA is racing to save an aging telescope from falling back to Earth with a daring rescue mission. The $30 million salvage operation gets underway as soon as this week with ...