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Identifies the common properties of all waves, explains the differences between transverse and longitudinal waves, and between sound and electromagnetic waves, looks at how waves are influenced by distortions, and discusses the causes of tsunamis, tsunami warning systems, and the devastating tsunami in Indonesia in December 2004.

Explores the relationship between work and energy, looks at the difference between potential and kinetic energy, examines forms of kinetic energy and NASA's dependence on solar energy, reviews the three laws of thermodynamics, and discusses different types of energy exchanges, the history of car design, and how cars convert potential energy into motion.

This film explores Guthrie's creative genius -- his life and music as well as lesser known talents like writing and painting.

Transports viewers to places we didn't know existed a year ago. From death stars to ringed planets, star clusters to space wars, The Universe uses new discoveries and more advanced CGI to help explain the mysteries of space.

In the 1950s, an African-American family on Chicago's south side is torn by different dreams when they receive an insurance settlement: the son wants to open his own business, a liquor store; the daughter wants to go to medical school; and the mother wants to buy a home in a middle-class white neighborhood.

Bill Nye explores the properties of light and presents a variety of examples to illustrate how light behaves.

An unlucky boy goes from loser to hero when he beats the odds--and solves a mystery--at Camp Green Lake, a detention center where he is forced to dig holes every day.

A modernized version of Shakespeare's play set in the environment of a contemporary American high school.

A look at the life of controversial musician, activist, and environmentalist Pete Seeger, and how he used his songs to promote social change.

I.O.U.S.A. boldly examines the rapidly growing national debt and its consequences for the United States.

Historian Simon Schama hosts this intriguing program that follows the odyssey of two slaves, Thomas Peters and David George, who earned their freedom--with heavy irony--fighting against America's war of liberty.

Explores the environment and legends that surround the bear, a fearsome symbol of power that ironically remains a popular model for children's toys.

Looks at legendary and "real" monsters, exploring their place in mythology and in fact.

Explores the alienlike world of the deep sea and brings viewers face to face with some of the most bizarre creatures on earth.

Washington's military exploits and leadership from Lexington to final peace in 1783 are portrayed.