Explore the UFO mysteries J. Allen Hynek uncovered with Project Blue Book and how his findings challenged the Air Force's ...

Reverse-engineering the billion-year-old enzyme nitrogenase clued researchers into how life originally formed on Earth — and ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

Here’s what scientists know about the life form and why it could change their understanding of desert ecosystems.

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

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

Hidden within ancient microbial structures, scientists have uncovered a partnership that may mirror one of life’s most ...

Airborne genetic material can be used to paint a picture of ecosystem health, watch for invasive species and even identify ...