A planet more than 100 light years away from Earth could be "teeming with alien life" after the "strongest ever signs of ...

The search for extraterrestrial life is one of the most exciting frontiers of modern science. Thanks to recent discoveries of exoplanets like Gliese 581 g, Kepler-22 b, Kepler-186 f, and Kepler-452 b, ...

Earth teaser has fans buzzing after it seemed to confirm something unexpected, we’re maybe getting new types of alien life in ...

Up to 200 worlds investigated by NASA's exoplanet-hunting TESS satellite could be bigger than predicted, a finding that could ...

However, light that leaves our star also contains UVC radiation, which has a shorter wavelength than UVA or UVB light and ...

Exploring the quest for alien life through Bayesian analysis, emphasizing the importance of asking the right questions in ...

Without enough liquid water on the surface, a planet's atmosphere can become choked with carbon dioxide, raising temperatures to a level beyond what is survivable for all known life ...

So far, in the search for extraterrestrial life, dumb life has won out. With healthy funding from NASA, astronomers have made astonishing progress over the past 20 years articulating what kinds of ...

Alien biology: How will astronomers actually know if they've found extraterrestrial life? There are no set standards for extraterrestrial life, so will scientists even recognize it when they see it?

Extraterrestrial life is life that may exist and originate outside the planet Earth, the only place in the universe currently known by humans to support life. Its existence is currently purely ...

While some in the scientific community believe finding extraterrestrial life is "probably going to take a long time," others believe aliens could be more prevalent than previously thought.

A new philanthropic gift of $200 million will ensure that the SETI Institute's efforts to find extraterrestrial life will continue for years to come.