Nova 1974 | TV Show

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PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a (more…)

Premiered: March 3, 1974

Rating: None

User Rating:4.51 out of 5 (139 ratings)

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Season 38, Episode 11 Making Stuff: Cleaner

First Aired: February 2, 2011

Part 3 of 4 of "Making Stuff" examines the science and business of clean energy. Included: a scientist who uses chicken feathers to make hydrogen-powered cars safer; whether lithium batteries create a dependence on South America; whether scientists can create batteries that run on molten salts, which are found in abundance in the U.S. Also: bio-based fuels; solar energy.

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Previous Episode

Making Stuff: Smaller

Season 38, Episode 10

January 26, 2011

Next Episode

Smartest Machine on Earth

Season 38, Episode 12

February 9, 2011

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