While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

One pilot's offhand description in 1947 started a national obsession that never quit.

Harvard astrophysicist Avi Loeb, known for his controversial extraterrestrial theories, is now leading a new Trump ...

When Ignacio Carrizalez arrived in the United States from Mexico 22 years ago, he came with nothing and he knew no one.

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...