A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called ...

Scientists have identified a promising new way to detect life on faraway planets, hinging on worlds that look nothing like ...

Our solar system's journey around the center of the Milky Way takes it through varying galactic environments, and one may ...

Although the movie’s participants refuse to disclose classified information, some of their statements elicited “audible gasps ...

Scientists are rethinking how to detect alien life by focusing on planets vastly different from Earth. Instead of searching ...

Astronomers are ready to search for the fingerprints of life in faraway planetary atmospheres. But first, they need to know ...

Alien life could be hiding in gases, researchers have said. We could find extraterrestrial beings in gas on faraway planets ...

Scientists discovered that methyl halides, a gas produced by microbes, could be a biosignature for life on distant planets.

Astronomers have discovered that sulfur dioxide may help in identifying uninhabitable planets. Large amounts of sulfur ...

SXSW: The 34 military and intelligence veterans interviewed about their knowledge of alien encounters offer the most ...

HUNTING for aliens is now a little easier as scientists discover a new sign that gives away life on far-off planets. Importantly, this new signal teases the presence of alien life on distant ...

and could use their findings as evidence of extraterrestrial activity. However, a few major challenges stand in the way of this strategy. For one, it is immensely time-consuming and expensive to ...