As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life ...

For now, complex life flourishes on our planet thanks to its supply of oxygen. But Earth's atmosphere wasn't always like it ...

Astronomers detected dimethyl sulfide (DMS) on exoplanet K2-18b, sparking excitement about potential extraterrestrial life.

“It doesn’t matter whether the limiting factor is heat, cold, drought, or salinity. The result is always the same: only ...

We have a downed spacecraft,” begins the first trailer for Noah Hawley’s FX series Alien: Earth. “This ship collected five ...

A simple rule that seems to govern how life is organized on Earth is described in a new study published in Nature Ecology & ...

Exoplanet science is shifting from finding any detectable exoplanets we can to searching for those in their stars' habitable ...

In a new peer reviewed analysis, scientists quantify amino acids before and after our “last universal common ancestor.” The ...

The US is building multiple major telescopes and planetary probes to advance the search for life beyond Earth.

"This ship collected five different life forms," says Babou Ceesay's Morrow mid-way through this fresh trailer for Alien: ...

The show’s new trailer certainly captures that eerie tone, but it also has a few surprises in store. Most notably: there’s ...