Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about when and how to see it.

Symbiotic mixtures of fungi and compost could transform sterile lunar regolith into a soil suitable for growing crops on the ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Using the Transiting Exoplanet Survey Satellite (TESS) and High Accuracy Radial velocity Planet Searcher for the Northern ...

If you think auroras on Earth are a strange and mesmerizing sight, that's nothing like what occurs on the perplexing world of Uranus.

WASHINGTON (AP) — President Donald Trump said Thursday that he's directing the Pentagon and other government agencies to identify and release files related to extraterrestrials and UFOs because of ...

WASHINGTON (AP) — President Donald Trump said Thursday that he’s directing the Pentagon and other government agencies to identify and release files related to extraterrestrials and UFOs because of ...

Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we looking? Projects, chronology, explained ...

President Donald Trump announced in a Truth Social post that he has directed Secretary of Defense Pete Hegseth to begin identifying and releasing any government files related to unidentified flying ...

Add Yahoo as a preferred source to see more of our stories on Google. President Donald Trump accused former President Barack Obama of divulging classified information with his recent claim that aliens ...

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

We got a kick out of an old chestnut among conspiracy theorists — whether intelligent life exists elsewhere in the universe and whether any of those aliens have visited Earth — that rose to the ...