Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

A new estimate of the number of habitable planets orbiting the most common type of stars in our galaxy could have huge consequences for the search for life. According to a recent study, tens of ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

New research from ETH Zurich challenges the long-held “follow the water” rule in the search for extraterrestrial life.

Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

In Carlsbad Caverns, researchers found glowing cyanobacteria that thrive in darkness, suggesting new ways to search for alien ...

There might be many more planets that could be home to aliens than we thought, according to a new study. For years, scientists have searched for life in the “habitable” or “goldilocks” zone – where it ...

"The universe is a pretty big place. So if it's just us... seems like an awful waste of space," goes a line from the 1997 film "Contact." In the movie, Jodie Foster plays Dr. Ellie Arroway, a radio ...