- Earth Revealed—Earth's Interior
Annenberg/CPB. Oil exploration helps reveal the secrets of the Earth's Interior structure. Scroll to Earth's Interior video and click on the "VOD" icon to view. One-time free registration may be required.
- The World of Chemistry—The Chemistry of Earth
Annenberg/CPB. Silicon, a cornerstone of the high-tech industry, is one of the elements of the Earth discussed in this episode. Scroll to The Chemistry of Earth video and click on the "VOD" icon to view. One-time free registration may be required.
