New research reveals just how invisible this stuff is, even to itself.
The moon is at its best for observing when it is around its first-quarter phase.
NASA plans to launch a robotic spacecraft to pick up a boulder roughly 10 feet in diameter from the surface of an asteroid and nudge it into an orbit around the moon.
Astronomers have devised an instrument that could lift the veil of doubt over whether we're alone in the universe.
Unfortunately, an electrical glitch has put the breaks on the Large Hadron Collider's grand reboot this week -- but it's not the end of the world.
Add nitrogen to the list of potential biological ingredients on Mars sniffed out by NASA’s Curiosity rover.
It's official, Mars rover Opportunity has completed a marathon on Mars!
Good news from Mars: Rover Opportunity has been uploaded with new software and the memory issues that plagued the mission for several months have been fixed. For now.
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