In 1998, paleoanthropologist Ronald Clarke and his research team discovered the skull of a previously unknown human ancestor ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

I/ATLAS is a natural celestial object with all the qualities typical to a comet. It doesn't just belong to our solar system.

About 470,000 “interesting” radio hits can still add up to zero. That was the practical outcome when astronomers aimed one of ...