Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Donate Shop PBS Search PBS
Scientific American Frontiers Logo
TV Schedule
Alan Alda
For Educators
Previous Shows
Future Shows
Special Features

Unearthing Secret America


Links to Magazine Articles

Climate Changes Coincide with Cultural Shifts in Ancient American Southwest
Learn more about the Anasazi peoples of the American Southwest and the role climatic change plyed in the end of their civilization.

Who Were the First Americans
Previous to European settlers, there were 30 or so people who lived, at a campsite now known as Monte Verde. These were some of the earliest inhabitants of South America--they were most likely descendants of people who reached North America by crossing the Bering land bridge from Asia at least 15,000 years ago. Learn more about these people.

Whose Past Is It, Anyway?
In the review of the book Skull Wars: Kennewick Man, Archaeology, and the Battle for Native American Identity by David Hurst Thomas, we learn about the political and legal struggles between archaelologists and Native Americans.


Scientific American magazine links

Photo of Alan With Light
      return to show page
© 1990-2002 The Chedd-Angier Production Company, Inc. All rights reserved.



What Happened at Jamestown?Bought and Sold in WilliamsburgThos. Jefferson, Slavemaster Teaching guide Email scientists Watch online Web links & more Contact Search Homepage