What Are UFOs? -
nova

After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else? Follow scientists as they try to unravel the mystery of the strangest objects in our skies.

Duration: 56 minutes and 46 seconds

Episode Number: 5201

No future air times were found for this episode.

About Nova:

PBS' premier science series helps viewers of all ages explore the science behind the headlines.

Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Watch Nova - Clips, Episodes & Previews

Your Memories Are Not as True as You Think

What Are UFOs?

Scientists Attempt To Free Entangled Right Whale

How Trauma Can Alter Your Biology

Lice and Human Evolution

Profile: Andre Fenton

Future Broadcast times for "Nova": (show all)

Sun, Jun 21	7:00 A.M.	Secrets of the Forest NHPBS (11.1)
Sun, Jun 21	8:00 P.M.	Secrets of the Forest NH Explore (11.2)
Mon, Jun 22	12:00 A.M.	Secrets of the Forest NH Explore (11.2)
Tue, Jun 23	7:00 P.M.	Secrets of the Forest NH World (11.3)
Wed, Jun 24	12:00 A.M.	Secrets of the Forest NH World (11.3)
Wed, Jun 24	8:00 A.M.	Secrets of the Forest NH World (11.3)
Wed, Jun 24	9:00 P.M.	Ancient Desert Death Trap NHPBS (11.1)
Thu, Jun 25	1:00 A.M.	Ancient Desert Death Trap NHPBS (11.1)
Fri, Jun 26	3:00 P.M.	Ancient Desert Death Trap NHPBS (11.1)
Sat, Jun 27	1:00 P.M.	Ancient Desert Death Trap NH Explore (11.2)
Sun, Jun 28	12:00 A.M.	Ancient Desert Death Trap NHPBS (11.1)
Sun, Jun 28	4:00 A.M.	Ancient Desert Death Trap NH Explore (11.2)
Sun, Jun 28	7:00 A.M.	Ancient Desert Death Trap NHPBS (11.1)
Sun, Jun 28	8:00 P.M.	Ancient Desert Death Trap NH Explore (11.2)
Mon, Jun 29	12:00 A.M.	Ancient Desert Death Trap NH Explore (11.2)
Tue, Jun 30	7:00 P.M.	Ancient Desert Death Trap NH World (11.3)