On Earth, water is so intertwined with life that our search for life on other worlds is essentially a search for water. When ...

Astronomers have discovered thousands of exoplanets, some in the so-called habitable zone, Does that mean these planets could ...

The question of how life began has captivated humanity for millennia. Now, a team of scientists are preparing to use NASA's ...

Astronomers have discovered thousands of exoplanets, some in the so-called habitable zone, but does that mean they could host ...

Lichen from the Mojave Desert has stunned scientists by surviving months of lethal UVC radiation, suggesting life could exist on distant planets orbiting volatile stars. The secret? A microscopic ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

A warm afternoon on ancient Mars lasted about as long as a Silicon Valley internship. That is the sobering conclusion of a ...

The search for extraterrestrial life oscillates between hope and skepticism. A recent study reports promising clues about a ...

New research says that the search for extraterrestrial life may be too narrow, as life could thrive in conditions far different from Earth's.

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

So far, the only life we know of is right here on planet Earth. But NASA is looking for signs of life in our solar system and on some of the the thousands of planets we've discovered beyond it, on ...