NOVA.

NOVA

NOVA Universe Revealed: Black Holes

Exploring nature's strangest and most powerful objects; how black holes reshape entire galaxies; animation reveals what happens when objects stray too close to a black hole's point of no return. (60 minutes)

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UPCOMING EPISODES

Sun, 4/6 at 2:00 am on Austin PBS HDTV

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (60 minutes)

Sun, 4/6 at 4:00 am on Austin PBS HDTV

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (60 minutes)

Sun, 4/6 at 4:59 pm on Austin PBS HDTV

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (61 minutes)

Tue, 4/8 at 6:00 pm on Austin PBS WORLD

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (60 minutes)

Tue, 4/8 at 11:00 pm on Austin PBS WORLD

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (60 minutes)

Wed, 4/9 at 7:00 am on Austin PBS WORLD

When Whales Could Walk

Paleontologists uncover a whole new species of whale in a parched valley not far from Cairo. (60 minutes)

Wed, 4/9 at 8:00 pm on Austin PBS HDTV

Revolutionary War Weapons

The military technologies that helped propel the colonies to victory, from the Brown Bess musket to the world's first military submarine. (60 minutes)