Video: Topics: Science & Nature
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NOVA | Mystery of a Masterpiece | PBS (#3904)
Full Program: Experts investigate whether a portrait sold for about $20,000 in 1998 is a lost Leonardo. 52:53
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NOVA | Meet the Tombaughs | PBS (#101)
Clyde Tombaugh discovered Pluto in 1930. Meet his family with host Neil deGrasse Tyson. 05:23
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Nature | A Heroic Return | PBS (#2906)
It's taken all spring and summer, but salmon finally return to Admiralty Island to spawn. 01:04
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Nature | A Desperate Mother | PBS (#2906)
A mother bear is desperate to catch fish to feed her famished cub. 01:20
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Nature | Inside the Fortress | PBS (#2906)
Admiralty Island hosts the largest concentration of brown bears in the world. 01:18
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Nature | Fortress of the Bears - Preview | PBS (#2906)
Premieres Wednesday, January 25, 2012 at 8:00 p.m. ET/PT. Check your local listings. 00:31
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NOVA | Sneak Peak: 3D Spies of WWII | PBS (#101)
Premiering January 18, 2012 at 9pm on PBS 05:16
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What is Biomass? (Norm Olson, BECON, Biomass Researcher) (#102)
Biomass is one of Iowa's most abundant energy resources. Find out what BECON is doing to make the most of Iowa's "leftovers." 00:43
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NOVA | Bombing Hitler's Dams | PBS (#3902)
Full Program: Can experts recreate an Allied attack from WWII and destroy dams with a bouncing bomb? 01:52:52
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Nature | Kangaroo Mob | PBS (#2905)
Full Program: The kangaroo population around Australia's capital has exploded to the tens of thousands. 49:39
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Nature | Filming Urban Roos | PBS (#2905)
Kangaroo Mob Producer Sally Ingleton on the film and what urban kangaroos can teach us. 02:25
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PBS Presents | Inside Nature's Giants: "Sperm Whale" - Preview | PBS (#101)
Premieres Wednesday, January 18, 2012 at 10:00 p.m. ET/PT. Check your local listings. 00:31
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NOVA | Hunting the Elements Promo | PBS
Premiering Spring 2012 on PBS 04:11
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NOVA | Ice Age Death Trap Preview | PBS
Premiering Winter 2012 on PBS 00:30
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NOVA | Mystery of a Masterpiece Preview | PBS
Premiering January 25, 2012 at 9pm on PBS 00:30
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