Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

Signals from a distant world have pushed the search for alien life out of science fiction and into the realm of testable ...

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...