NOVA

自然 · 历史

S19 E15 Making a Dishonest Buck

本集简介

Criminals still make money the old-fashioned way—by counterfeiting. NOVA looks at why US currency is so easy to fake and what the government is doing about it.

上一集

1992/02/18 S19 E14

Can You Believe TV Ratings?

Rating the audience for TV shows is a classic problem in statistical analysis. NOVA finds that ratings are getting more accurate but still are far from scientific.

下一集

1992/03/10 S19 E16

Rescuing Baby Whales

NOVA examines the mysterious whale strandings along the beaches of Cape Cod Bay, as the puzzling behavior becomes more common.

当前季

S19

1991-10-01

哇，窗口太小啦

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