Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

A mind wrapped in skin and bone can feel like the obvious model for consciousness. But that assumption may say more about ...

A breakdown of Exobiotica and its believable approach to alien evolution, anatomy and ecosystems.

Scientists propose a simple but powerful new method for detecting traces of alien biology, whether on Jupiter's icy moons, in ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

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

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

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

Harvard astrophysicist Avi Loeb has floated the provocative idea that humans might themselves be alien‑made 'autonomous probes,' built through advanced synthetic biology rather than evolving entirely ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...