Saturn and Jupiter's moon burps bode well for distant life
Gas plumes erupting from their icy surfaces might indicate oceans that can support living organisms.
SETI's 'unusual signal' most likely came from Earth
Additional analysis has ruled out the possibility that it was sent by an alien civilization.
SETI researchers investigate an unusual signal
It's probably not a hint of aliens, but it's strong enough to raise eyebrows.
NASA's chemical 'laptop' would help find life on other planets
NASA says it has the first device designed to find key signs of life on other worlds.
Astronomers find pure oxygen leaking from Rosetta's comet
This discovery could revolutionize our understanding of how the solar system came to be.
Internet investor pours $100 million into the search for alien life
The hunt for extraterrestrial life just got a big leg up. Internet investor Yuri Milner and his B...
The building blocks of life found orbiting another star
Looks like NASA's Chief Scientist Ellen Stofan may have over-estimated how long it would take to f...
NASA thinks we'll find signs of extraterrestrial life in 20 years
The quest to find proof of life beyond Earth hasn't been without its setbacks, but NASA isn't dete...
Motion-detecting nanosensors could help find life on other planets
Much as we'd love to discover grey aliens with warp drive technology, any extraterrestrial life we...