Hints of ancient microbes in Martian rocks and a revived theory about our cosmic ancestry are forcing scientists to rethink ...

This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from ...

Bruno, who led ULA for nearly 12 years and oversaw the development of that company's new Vulcan rocket, has joined Blue ...

Humans have long imagined life on Mars, but what if the red planet actually delivered life to Earth in the first place?

Explore the origins, questionable evidence, and the lack of proof supporting extraterrestrial visitations in this eye-opening ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

Vine Gilligan's sci-fi series Pluribus still has many mysteries left to be solved, and fans have come up with some intriguing ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

The discovery marks a significant moment for a theory that was once dismissed as fringe science but is now gaining serious scientific traction. Panspermia is far from a modern invention. The concept ...

A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...