Astronomers have devised an instrument that could lift the veil of doubt over whether we're alone in the universe.
The hunt for signs of life on planets beyond our solar system should cast as wide a net as possible, some researchers stress.
Cute, squishy face, bug eyes, and a penchant for peanut M&Ms? Increasing amounts of research suggest the alien life we've been searching for won't look like anything Hollywood has yet imagined. And it might exist without compounds we deem essential.
After pointing the Allen Telescope Array at a newly-found exoplanet discovered by NASA's Kepler space telescope, SETI reports there is no transmitting alien civilization. But the search continues...
The Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
No matter how advances a hypothetical extraterrestrial civilization becomes, they will still generate a heat signature that we may be able to detect. Continue reading →
Nature sure has a knack for interrupting astronomy. Continue reading →
Telltale pollution could reveal ET, study shows
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