He's one of the top astronomers in the U.S. After the Pentagon report, he's shifting toward UFOs.

Aug 09, 2021 He's one of the top astronomers in the U.S. After the Pentagon report, he's shifting toward UFOs. Some peers dismissed Avi Loeb, a professor of science at Harvard, for his interest in extraterrestrial life. But new interest from the government's UFO report and an out-of-the-blue visit from a billionaire sent him on the hunt for something "weird." Read More Follow Us Get the NBC News Mobile App Check out all of NBC Newsletters here. 30 Rockefeller Plaza New York, NY 10112 View in browser | Unsubcription | Contact | Privacy