Washoe County Library System

While global warming has been heating up the world, recently scientists were stunned to discover that the sun has actually been growing dimmer, with less and less sunlight reaching earth's surface. Nova unravels this baffling climate detective story.

Why don't people from New England pronounce their 'R's? How come some Pennsylvania Amish use cell phones? How did Northern Californians get so liberal? The clues are right on the map. Brian Unger hits the road, makes irreverent observations about how people think, speak, and act, and discovers their surprising connections to geography. With its crooked lines and odd breaks, the outline of America is a puzzle to be solved.

Review the story of how women have helped shape America over the last fifty years through one of the most sweeping social revolutions in American history, in pursuit of their rights to a full and fair share of political power, economic opportunity, and personal autonomy.

America's Great Plains were once a vibrant grassland ecosystem, akin to the great savannahs of Africa. Here, a mere 200 years ago, Lewis and Clark stepped onto this fertile landscape and were awestruck by what they saw -- herds of bison, packs of wolves, grizzly bears, prairie dogs and more. Since Lewis and Clark's time, many of these iconic prairie creatures have all but disappeared. Now, one of the most ambitious conservation projects in American...

Explores the 65-year effort to identify, prosecute, and punish the 20th century's most notorious murderers. In the face of apathy, obstruction, and violence, the men and women who pursued Nazi fugitives not only brought a measure of dignity to the victims of the Holocaust, they also reminded the international community that enemies of humanity must be punished, if humanity is to survive.