NOVA

The Science of Unidentified Aerial Phenomena

Clip: Season 48 | 28m 7s | Video has closed captioning.

According to a recent report released by the U.S. government, nearly 150 aerial objects observed between 2004 and 2021 remain unidentified—with the exception of one large deflated balloon. But what if there’s another explanation out there? Could extraterrestrial intelligence explain some sightings? To find out, Dr. Alok Patel explores the possibilities with an astrophysicist and a NASA engineer.

Aired: 07/23/21

Rating: NR

Problems Playing Video? | Closed Captioning

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