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

Scott Solomon is an evolutionary biologist. We spoke to him about what our descendants in future settlements on the Red ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

A provocative study suggests that Jupiter’s frozen moon Europa may not only be hospitable, but that life from Earth could be ...

In 2016, during the first Trump campaign, I wrote an article asking whether American democracy could survive the reduction of politics to entertainment. At the time, the question seemed exaggerated to ...

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

A lot of money and engineering time has been invested in transporting humans to the red planet, including more than $15 billion on Starship development. Musk envisions a flotilla of several thousand ...

Elon Musk, the first private individual worth more than a thousand billion dollars (one trillion), launched SpaceX stock on ...

The website, which compares human beings to extraterrestrials, touts arrest numbers from the Trump administration’s sweeping immigration crackdown. But some of its details are really out there.

As a mathematician—and given the recent buzz over UFO disclosures—I find myself entertained by a specific hypothetical: If a silver saucer crewed by extraterrestrials ever touched down, then what on ...