NOVA

What Are UFOs?

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

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UPCOMING EPISODES

Tue, 6/2 at 6:00 pm on Austin PBS WORLD

A unique site in southern England preserved rare traces of ancient ice age mammoths and Neanderthals; host David Attenborough. (60 minutes)

Tue, 6/2 at 11:00 pm on Austin PBS WORLD

A unique site in southern England preserved rare traces of ancient ice age mammoths and Neanderthals; host David Attenborough. (60 minutes)

Wed, 6/3 at 7:00 am on Austin PBS WORLD

A unique site in southern England preserved rare traces of ancient ice age mammoths and Neanderthals; host David Attenborough. (60 minutes)

Wed, 6/10 at 8:00 pm on Austin PBS HDTV

Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle. (60 minutes)

Thu, 6/11 at 1:30 am on Austin PBS HDTV

Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle. (60 minutes)

Sun, 6/14 at 5:00 pm on Austin PBS HDTV

Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle. (60 minutes)