Unless a typical civilization lasts much longer than ours, it's likely that others have gone extinct.
Tiny satellites could hitch a ride into orbit and spot alien worlds from afar.
A little statistics knowledge suggests we may be way underestimating a typical alien's stature.
A broken-up comet likely made star KIC 8462852 look strange, a new study suggests.
The SETI Institute has used a powerful radio array to 'listen' to KIC 8462852 -- but no artificial signals have been detected.
The fascinating speculation surrounding a recent Kepler observation of a star 1,500 light-years away has reignited questions of alien life in our universe and what it means for future studies.
NASA's Kepler space telescope has detected something weird orbiting a nearby star -- is it evidence of an alien civilization? Or is it just a clump of comets?
After surveying some promising galactic candidates, an astronomer has concluded that there is little to no evidence for any super-advanced alien civilizations in our local universe.
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