Shocking details about a missing nuclear lab worker have tied him to futuristic research that has the power to change the ...

An audio tape reportedly exists of a UFO briefing between Air Force officials and scientists in 1952.

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

In 1952, a series of unexplained sightings took place in the skies above Washington. These unidentified objects attracted ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Lionfish, mitten crabs and “sea vomit.” Meet eight marine species inadvertently brought to new territory that are taking the ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

As Elon Musk basked in the public spectacle of SpaceX’s blockbuster IPO, another – altogether more restrained – rocket ...

Harvard astrophysicist Avi Loeb, known for his controversial extraterrestrial theories, is now leading a new Trump ...

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...