Unexplained sightings have appeared in our skies for years, and now the U.S. government has started releasing declassified ...
Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature ...
For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...
Space.com on MSN
Scientists propose new way to find aliens — and we may already have a spacecraft that can help
Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by ...
How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space ...
SETI pioneer remembered: Frank Drake’s groundbreaking work, including Project Ozma and the Drake equation, legitimised the search for extraterrestrial life. Science meets culture: Drake’s ...
Scientists searching for extraterrestrial life have a problem: they can find the molecular fingerprints of biology everywhere ...
UFO expert Dr Greg Seab questions the evidence in newly released Pentagon UFO files but believes there is life beyond Earth.
Starlust on MSN
Could scientists have missed signs of alien life? Study highlights risk of 'false negatives'
The study warns that the search for alien life could be marred by the fear of 'false positives'.
On Religion columnist Terry Mattingly writes about the centuries-spanning debate over UFOs, aliens and their religious ...
A new statistical method to identify extraterrestrial life by looking at the "biodiversity" of molecules rather than the ...
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