TV-PG PBS 1h 00m 1974


**Airs Wednesday, 9:00 PM EST on PBS**

Science documentaries about various topics.

A weekly documentary series, each episode providing an in-depth look at a different subject of scientific research. Subjects examined by this show have included the cutting edge of theoretical physics, a return to the Chernobyl nuclear reactor, the long-term effects of Amazon deforestation, and the development of life-saving medical techniques.

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