A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life. The problem is not finding the star.

In a new paper, researchers examine the possibility of other consciousnesses that take on forms far beyond our imagination.

"Project Hail Mary" really pushes the limit when it comes to non-humanoid aliens. But researchers posit that real aliens ...

In the book version of “Project Hail Mary,” author Andy Weir, known for grounding his fiction in plausible science, describes ...

After more than five years of roaming the desolate and dusty landscapes of the Martian surface, NASA’s Perseverance rover has come across some of the most intriguing evidence yet of ancient microbial ...

Credit: Gaorong Li and Xiaodong Wang New fossils hint that the roots of complex animal life stretch further back than ...

Octopuses, bees, and dogs all process information differently. Even within the narrow confines of one planet, evolution produced a wide range of nervous systems rather than a single design. A new ...

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

Consciousness, which the duo refers to as a target phenomenon, needs a physical substrate to exist. In the case of ...

The fossil turned out to be a hatchling of a crocodile-like creature, and it suggests, according to a new study, that early ...