Coming to a Political and Economic Sensibility

Even before George Clooney proved how dangerous space travel can be, we knew that space travel is certainly not for the faint hearted!

In a landmark study that researched the origins of bird species, evolutionary biologists have made discoveries about the age of birds, and the genomic relationships among modern birds.



The genomes of modern birds...

The spotlights came on in the predawn hours of April 12th 1981, illuminating a spacecraft like no other, the space shuttle. Just before liftoff, Columbia's crew climbed inside for the very first test flight into space.

In this video, Akiko-sensei will show you the difference between よ and ね - and how to use them! When should you use "yo"? When should you use "ne"?

American explorers and pioneers the first Europeans explored the valleys, rivers and mountains of America. Many set up home there and forced Native Americans out of their original homeland. 18th century explorers such as Captain James...

Understanding the U.S. Constitution: 11. This clip examines the Second Amendment to the U.S. Constitution: The Right to Keep and Bear Arms.

MOT 1952: THE CANDIDATES: Angled WS Candidates, VS W. Averell Harriman, SOT saying entered after Truman didn't, filing dates closed for primaries, did enter D.C., MS Russell, Jr. & Leif Eid. MS Senator Estes Kefauver, saying 18,000 out...

We hear a lot about famous scientists like Marie Curie and Albert Einstein, but have you ever heard of Chien-Shiung Wu and her work on the Manhattan Project?

Mike Ciannilli, the agency’s manager of the Apollo, Challenger, Columbia Lessons Learned Program, previews the Space Shuttle Columbia National Tour.

These days it seems everything is going green. Now you can add green roofs to that list. A green roof is covered with a waterproof membrane, a growing medium (such as dirt) and vegetation. Environmentalists have long touted the benefits...

Servicing Mission 3B was actually the fourth visit to Hubble. NASA split the original Servicing Mission 3 into two parts and conducted 3A in December of 1999. During SM3B a new science instrument would...

American democracy has a lineage of written records that we can trace to show the development of our nation, and how each document builds on those before it to make our foundation of freedom stronger. This video focuses on documents...

This program explores the geography, history, and some important cultural features of the Pacific Region of the United States. The individual states of California, Oregon, Washington, Alaska and Hawaii are presented in detail.

Just the Facts: The Emergence of Modern America: The Progressive Era uses fascinating historical footage to explore six decades that shaped modern America. The series examines the Gilded Age in the late 19th century, the Progressive Era...