Harvard astronomer Avi Loeb has been appointed by the White House to lead a team investigating unidentified anomalous ...

What if an alien species had a complete evolutionary history stretching billions of years? This deep dive explores the ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

A planet with twice Earth's gravity produces creatures with different skeletal requirements, different muscular architecture, ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

And if aliens made of different stuff potentially possess consciousness, then why not minds made of silicon, metal, and ...

Theological debates suggest alien encounters might challenge religious traditionalists more than dismantle faith.

A mind wrapped in skin and bone can feel like the obvious model for consciousness. But that assumption may say more about where you live than about what consciousness really requires.

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

Stephen A. Smith is calling Jalen Brunson a hero. On a segment of the “Stephen A. Smith Show” on Thursday, the ESPN talking ...

Based on evidence collected by the James Webb Space Telescope, researchers have found that interstellar comet 3I/ATLAS could ...

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