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.

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

Men, a historic four-issue crossover series from Kieron Gillen, Geraldo Borges, Chris Claremont and more, arrives in ...

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

Alien life would not be random monster fiction, but shaped by evolution, gravity, light, water, and survival pressure. On red ...

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 ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

A column by Winona LaDuke, an Ojibwe writer and economist on Minnesota’s White Earth Reservation. She also is co-curator of ...