PBS
Pbs Nova: Man of Ideas
An ant specialist? Yes! Meet naturalist E.O. Wilson who specialized in the study of ants and who presented some controversial ideas. Learn more by watching the included video, and by visiting the main site.
PBS
Pbs Teachers: Scientific American: Games Machines Play: Streamlined Design
Explore the streamlined shapes of submarines and design an effective hull shape. Observe how streamlining affects a vehicle as it is pulled through a water-filled trough.