NOVA travels to forests and marshes to discover why birds sing and finds surprising parallels with the acquisition of speech in humans.
Why Do Birds Sing?
How Much Do You Smell?
The Hunting Of The Quark
The Secrets Of Sleep
Inside the Golden Gate
The Men Who Painted Caves
Red Sea Coral
War From the Air
What Time is Your Body?
The Rise And Fall Of DDT
Take the World From Another Point of View
The Lysenko Affair
The Tuaregs
The Plutonium Connection
The Other Way
The Lost World Of The Maya
Will The Fishing Have to Stop?