Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually ...

As the search for life on Mars continues – with promising potential biosignatures identified last year by NASA at the Bright Angel formation – there are a few scientists out there who think we may ...

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

Our universe does host life, but another one might be even better suited for life. Here’s what you’ll learn when you read ...

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

A recent study points to an exciting possibility: that Uranus's moon Miranda, located in the far reaches of our solar system, may harbor a hidden ocean and life.

The new plot twist is that in order to keep enough nitrogen and phosphorus near its surface, a planet has to start out with ...

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.

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 ...