NASA will host a media teleconference at noon PDT (3 p.m. EDT) on Thursday, Oct. 18, about the latest status of the Curiosity rover's mission to Mars.

A UFO buzzed a film crew, while they were shooting footage of base jumper Richard Henderson

On Sept. 11, scores of men with automatic weapons and RPGs launched a night assault on the U.S. compound in Benghazi

Scientists have found an Earth-sized planet circling a neighbor star just 4 light-years away.

Despite statements by Vice President Joe Biden, the State Department is about to begin formal negotiations over the extension of U.S. troops past 2014

The home secretary, Theresa May, defied the American authorities on Tuesday by halting the extradition of British computer hacker Gary McKinnon

Three UFO orbs were filmed Sunday hovering above Maui, Hawaii during a violent thunderstorm. Are they spaceships? Weather balloons? What is your opinion?

John Royer is the first person to doubt he's seen life from another planet, even though he's seen three unidentified flying objects in his lifetime.

Once upon a time the moon was thought to be dry, dusty, and barren.

Astronomers have found a planet whose skies are illuminated by four different suns - the first known of its type.

Two scientists have extended his equations to show what would happen if faster-than-light travel were possible.

Forget the diamond as big as the Ritz. This one's bigger than planet Earth.

My experience of the low budget, low-tech time travel action thriller LOOPER exceeded expectations.

A prominent scientist who had previously dismissed the possibility of the afterlife says he has reconsidered his belief