The space agency will hold a press conference to reveal the results of the analysis of the grey-green dust it drilled from a rock on 8 February.

Google says the FBI is monitoring the Web for potential terrorist activity. But it can't say how extensive the surveillance is.

For those who fear that some day robots will rise to power and destroy humanity, today is a frightening day.

A sonic boom of some sort caused windows and walls to shake over several counties in North Central Florida Thursday night

If some unidentified flying objects (UFOs) are related to intelligent visitors from elsewhere, what is the impact on national security and global security? This

As anyone who has ever pulled a white rabbit out of a black hat will tell you, the art of fooling people depends on doing things right in front of their eyes.

We were too far away to try to stop it. All we could do is watch, helpless, horrified, and secretly delighted, as the event unfolded beyond our reach.

Secretary of the Air Force Michael Donley highlighted the service's need to continue future modernization plans

Astronomers using the Subaru Telescope in Hawaii recently discovered (pdf) a "super-Jupiter" orbiting the star Kappa Andromedae

Exclusive: Joseph Farah examines Obama's plan for 'civilian national security force'

The International Space Station (ISS) will reportedly host a stunning quantum entanglement experiment that could eventually change the way humans communicate.

Evidence of planets supporting alien life beyond the solar system will be found within the next 50 years

It was an alien storm to dim memories of all others, wrapping all the way around a vast northern portion of Saturn

An unidentified flying object hovers over the Palace of the Parliament in Bucharest.