The Fermi paradox asks why we haven’t found aliens yet. Scientists say the answer may lie in timing, technology, and the vast ...

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.

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 ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...