Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A complete Cretaceous shellfish fossil. (University of Portsmouth) Nature has imbued its mothers with many surprisingly ...

A look at 80 years of UFO reports and the question of whether they point to coincidence or something more.

A triangular UFO photographed over Emiliano Zapata in central Mexico has prompted multiple witness reports across nearby ...

US officials have released another batch of classified files related to UFO sightings, including reports of glowing, red orbs seen in northeastern America. Friday's publication of what the Pentagon ...

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...

In June 1947, Kenneth Arnold saw something strange in the sky. What he saw sparked a national UFO craze-but it was far from ...

This is the story of a mysterious finding in New Hampshire, pieced together from the incident summary sheet and official ...

The DOW says the federal government is unable to confirm the nature of the observed phenomena, due to the lack of sufficient ...

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion was not on the list.

Avi Loeb, a cosmologist who studied black holes and served as head of Harvard’s astronomy department until 2020, was recently ...