Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a more exciting locale to visit than America’s naval bases.

Some of the universe's most extreme explosions leave behind almost no trace. The original explosion is unseen, but our observations can capture the long-lived echo it leaves behind as the shock front ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

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 ...

Australians are being urged to add their voices to the cosmic archive before submissions close on February 27, 2026.

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

The former president appeared to confirm decades-old conspiracy theories. Lawmakers say Barack Obama is simply saying what ...

Elon Musk had some bizarre things to say at a recent xAI meeting. Credit: Hakan Nural/Anadolu Agency via Getty Images And in an unusual move, xAI posted the entire 45-minute meeting online. The most ...

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to scientists. Researchers say Comet 3I/ATLAS, suggested to be a hostile alien ...

Yo, dudes from outer space: Please don’t hurt the dogs. They will do you no harm. You’ll like them. And they’ll like you. and with dogs. But please save the dogs. They will return the favor 100 times ...