NOVA
Ancient Earth: Birth of the Sky
Animation and science experts reveal how the blue sky came to be. (60 minutes)
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UPCOMING EPISODES
Sun, 4/27 at 4:00 am on Austin PBS HDTV
Arctic Sinkholes
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. (60 minutes)
Sun, 4/27 at 5:00 pm on Austin PBS HDTV
Arctic Sinkholes
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. (60 minutes)
Tue, 4/29 at 6:00 pm on Austin PBS WORLD
Arctic Sinkholes
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. (60 minutes)
Tue, 4/29 at 8:00 pm on Austin PBS WORLD
Weathering the Future
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. (60 minutes)
Tue, 4/29 at 11:00 pm on Austin PBS WORLD
Arctic Sinkholes
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. (60 minutes)
Wed, 4/30 at 1:00 am on Austin PBS WORLD
Weathering the Future
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. (60 minutes)
Wed, 4/30 at 7:00 am on Austin PBS WORLD
Arctic Sinkholes
Investigating explosions in Siberia and other evidence that melting soil in the Arctic is releasing vast amounts of methane, a potent greenhouse gas. (60 minutes)
Wed, 4/30 at 9:00 am on Austin PBS WORLD
Weathering the Future
Americans use ancient wisdom and new solutions to fight against extreme weather, from intense rainstorms to megafires and droughts. (60 minutes)
Wed, 4/30 at 8:00 pm on Austin PBS HDTV
Critical Condition: Health in Black America
Researchers examine the causes of racial health disparities, and why Black Americans are nearly twice as likely to have chronic diseases than whites. (120 minutes)