NOVA

What Are UFOs?

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

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UPCOMING EPISODES

Sun, 8/23 at 3:00 am on Austin PBS HDTV

Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do. (60 minutes)

Sun, 8/23 at 5:00 pm on Austin PBS HDTV

Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do. (60 minutes)

Tue, 8/25 at 6:00 pm on Austin PBS WORLD

Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do. (60 minutes)

Tue, 8/25 at 11:00 pm on Austin PBS WORLD

Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do. (60 minutes)

Wed, 8/26 at 7:00 am on Austin PBS WORLD

Tracing the story of where we came from and when we became humans that not only look like us but think and behave as we do. (60 minutes)

Wed, 8/26 at 8:00 pm on Austin PBS HDTV

Ancient humans' journey into an icy and perilous new land. (60 minutes)

Thu, 8/27 at 1:00 am on Austin PBS HDTV

Ancient humans' journey into an icy and perilous new land. (60 minutes)