Scientists believe life on alien worlds may be constrained by the same factors as on our planet.

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium ...

A newly discovered multi-celled extremophile, dubbed the 'fire amoeba,' thrives in Lassen Volcanic National Park's heated ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of a watery exoplanet with a red dwarf sun overhead. A new study suggests that the exoplanet GJ 3378b, which ...

Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent ...

Beta Pictoris b appears to have an aurora caused by a powerful magnetic field. If confirmed, it would be the first such field ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists say tiny exoplanets smaller than Mars simply can't hold an atmosphere long enough for alien life to survive. ©Image ...

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of ...

Scientists found that planets with life produce more complex, information-dense signals than nonliving worlds.

Microscopic bits of alien tech on the moon? As scientists searched for intelligent extraterrestrial life — i.e., aliens — they’ve focused on a short list of standard possibilities. In other words, ...