Experts believe that we may now be close to finding extraterrestrial life. A specific point in our sky could hold the answer ...

NASA and SpaceX are preparing to explore a metal world — a place unlike any planet humanity has ever visited. This object may ...

Gas giants are massive worlds made mostly of hydrogen and helium. They lack solid surfaces, and in our solar system, Jupiter ...

Harvard scientist Avi Loeb suggests comet 3I/ATLAS may be an alien vessel seeding life, after NASA's SPHEREx spacecraft detected unexplained methane and organic chemicals on board.

The NASA Juno mission has given deeper insights into the possible alien life on Jupiter's moon, Europa, and how it could lie ...

Scientists have finally discovered how amino acids essential for life formed on the 4.6-billion-year-old asteroid Bennu.

Two research teams have identified possible landing sites for Luna 9, the first human-made object to safely reach the lunar ...

Is 3I/ATLAS just a comet — or an intergalactic ark? A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which Harvard scientist Avi Loeb claims raises the possibility that the comet is an ...

This story was co-published with The Guardian. Police departments across the U.S. are quietly leveraging school district ...

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their ...

The moon will pass directly in front of the sun on Feb. 17, setting the stage for a dramatic annular solar eclipse.