Institute has found that we may have missed transmissions from intelligent alien life for a very benign reason. SETI’s searches are focused only on very narrow signals, so the organization typically ...

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

A high-ranking retired U.S. Air Force major general who once commanded a base long associated with UFO lore has been missing ...

An experiment mimicking conditions on the Saturn moon suggests that cell-like bubbles don’t form in methane lakes, puncturing hopes for alien life.

Scientists simulated an asteroid impact, and Deinococcus radiodurans’ cell membranes made it through. This suggests that life-forms flung into space by violent impacts may have colonized planets and ...

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

Do aliens exist? Few debates have proved as enduring – or as divisive – as the question of whether there is life beyond Earth ...

The Widmanstätten pattern also hints at how the meteorite was processed by the ancient Egyptians. The cross-hatched texture, ...

Federal and military agencies intensified the search for retired Air Force Maj. Gen. William Neil McCasland after he ...

"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good ...