Some of the most common planets in our galaxy may be hiding far more water than scientists can currently detect—even with the ...

Now, an international team of researchers reports in the journal Science Advances that a short time later, a more than ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

A new study challenges the familiar idea that the brain evolved by stacking rational systems on top of primitive emotional ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Researchers probe the geochemistry of the moon, Mars, asteroids, and water worlds to understand our home and plan for future ...

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

From Project Hail Mary to Independence Day, Alien to Arrival, these alien movies are much better than Disclosure Day.

That little alien emoji staring back from your phone, with its smooth, bulbous head and almond-shaped black eyes, has ...

The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Interstellar comet 3I/ATLAS carries isotopic ratios entirely outside the Solar System range, ESO’s Very Large Telescope has ...

Adult Swim’s Rick and Morty season 9 episode 7, titled Mortgully: The Last Rickforest, turns a simple mission to collect valuable tree sap into a bizarre survival challenge that pushes Rick and Morty ...