NOVA.

NOVA

What Are UFOs?

Astrophysicists and engineers look at evidence that supports the existence of UFOs. (60 minutes)

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UPCOMING EPISODES

Thu, 10/30 at 2:00 am on Austin PBS HDTV

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Sun, 11/2 at 1:00 am on Austin PBS HDTV

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Sun, 11/2 at 2:00 am on Austin PBS HDTV

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Sun, 11/2 at 4:00 am on Austin PBS HDTV

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Sun, 11/2 at 2:00 pm on Austin PBS HDTV

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Tue, 11/4 at 6:00 pm on Austin PBS WORLD

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)

Tue, 11/4 at 11:00 pm on Austin PBS WORLD

Superfloods

Exploring why dangerous floods are on the rise in the U.S. and what can be done to protect more lives when they strike. (60 minutes)