NOVA

自然 · 历史

S36 E12 Rat Attack

本集简介

Why do huge swarms of rats overrun a bamboo forest in India once every half-century?

上一集

2009/02/03 S36 E11 8

The Spy Factory

Examine the high-tech eavesdropping carried out by the National Security Agency and the pitfalls of surveillance in an age of terrorism.

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2009/03/24 S36 E13

An acclaimed photographer teams up with scientists to document the runaway melting of arctic glaciers.

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