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

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

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

It's World UFO Day, but questions about aliens, UFOs and what governments know about them remain. UFO researcher Jon Stewart ...

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

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

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an ...

A controversial Harvard University cosmologist who has suggested alien lifeforms could be sailing into the solar system disguised as meteors is leading the Trump administration’ ...

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

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...