For generations, humans have imagined what it would be like to discover life beyond Earth. Would alien beings look anything ...

Tau is in sight.

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

Only at the precipice do we evolve.” Those words, spoken by Professor Barnhardt in The Day the Earth Stood Still, capture one ...

If the truth is out there, the White House has a new scientific advisory group working on finding it. Called the UAP Science Advisory Council, the group’s members aim to advise the highest echelons of ...

A polarizing Harvard University astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security risks ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper. Reading time 3 minutes In our search for life beyond Earth, we might ...

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...

Are humans alone in the universe? The answer is more complicated than science fiction might suggest. Scientists have discovered billions upon billions of potentially habitable planets. But if life is ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

A Dyson sphere is a hypothetical megastructure built by an advanced civilization to capture the enormous energy output of a star. Rather than being a solid shell, scientists believe it would more ...