Season 5, Episode 3 Blueprints in the Bloodstream
First Aired: January 18, 1978
A look at how the body's disease-defense mechanisms are triggered. Included: interviews with researchers from around the world. Tony Kahn is the narrator.
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- Premiered: March 3, 1974
- Rating: None
- Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)
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Here's how everything changed in "Chapter 6"