NOVA

自然 · 历史

S24 E5 Top Gun Over Moscow

本集简介

Flights in Russia's powerful fighter jets are for sale to foreign travelers. So is the Russian Air Force still in the game?

上一集

1996/10/22 S24 E4

Secrets of Making Money

With a radically redesigned bill, the U.S. Treasury fights back against a new breed of counterfeiters.

下一集

1996/11/19 S24 E6

Sharks are known as the "perfect predators," but sometimes they slip up and attack the wrong prey—people.

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