While idea may violate Occam’s razor, “it remains a speculative but logically open alternative,” says biologist Robert Endres.

Liberal influencer Brian Tyler Cohen interviewed Obama for a video that was published Feb. 14, touching on a variety of topics, from racism to ICE raids. But it was a lightning round at the end that got the most attention, with Cohen asking, “Are aliens real?”

For decades, scientists have been actively searching for signs of extraterrestrial life. Fromradio waves to laser flashes and infrared heat signatures, the hunt for alien technosignatures has captivated both researchers and the public.