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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, ...

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...