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

It's not nearly as easy as one might think. The post If Scientists Ever Find Strong Evidence of Alien Life, Communicating It ...

Top Astronomers Just Revealed the Most Convincing Proof of Alien Life Until Today ...

In one of the most baffling discoveries of the last decade, scientists have found a clue in a cave to how life might survive ...

Scientists may need to broaden their horizons in their search for alien 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 ...

Astrobiologists propose that alien civilizations need accessible coal deposits to industrialize exoplanets and become detectable from Earth.

Add Yahoo as a preferred source to see more of our stories on Google. The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential ...

Rep Eric Burlison says Trump supported a push to access secret UFO sites. The Pentagon maintains there is no verifiable evidence of alien technology.

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.