Trump has ordered the release of UFO files. The real question isn’t what they contain—it’s how the uncertainty could affect ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

Will this finally be the time we learn what alien skeletons are in the U.S. government's closet? Don't count on it.

The sci-fi blockbuster, which is streaming on Disney+, marks the first crossover between the Predator and Alien franchises since 2007.

At first, people assumed it was a digital illusion. Then came the videos, the scars, and the undeniable proof that this ...

Scientists have gotten an unprecedented look at how the human embryo implants in a uterus. They did this by creating very primitive, womb-like environments in the lab. "This is really important work ...

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

Scientists have discovered a method of helping human stem cells thrive in an animal embryo—a key development in efforts to grow human organs in animals for medical transplants. A study by UT ...

The truth is out there — and late President George H.W. Bush apparently knew it — telling a federal official that an alien made contact with humans at a secretive New Mexico air base in 1964, ...