This series of tracks introduces the basics of helicopter flight, quantum theory, special relativity, wave mechanics and particle physics, providing practical applications of physics and historical footage of Albert Einstein and Niels Bohr. Material is taken from The Open University course S207 The Physical World. TRY: 28: How sound waves work, 29: How radio waves work, and 30: Make your own radio. TO ACCESS: Open iTunes, Search "The Physical World" and 'filter by media type' iTunesU.
La Brea Tar Pits
Fossils are on display, and you can watch paleontology in action.
How Old is that Bone?
Uncover the history of a virtual archeological site in this interactive exhibit that shows you how scientists figure out how old a bone is.