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

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 ...

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

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