Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Part buddy comedy, part hard sci-fi epic, and it somehow works. Have you ever wondered what Arrival would be like if it was ...

A new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these ...

Harvard astrophysicist Avi Loeb says interstellar comet 3I/ATLAS likely comes from the Milky Way's disc, as astronomers ...

Asteroids would’ve supplied the raw materials, heat, and geologic plumbing to circulate prebiotic matter while also creating freshwater lakes ...

America was winning the race to find Martian life. Then China jumped in. In July 2024, NASA’s Perseverance rover came across a peculiar rocky outcrop on Mars covered in strange spots. On Earth, these ...

The possibility of alien life has moved from fiction to scientific inquiry, fueled by government interest in UAP reports. While scientists haven't confirmed alien spacecraft, the universe's vastness ...

As space agencies prepare to bring home pieces of the Martian system, the hope of finding life elsewhere in the universe feels closer than ever. NASA’s Mars Sample Return plan and the Martian Moons ...

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.