NOVA

自然 · 历史

S18 E4 Poisoned Winds of War

本集简介

Sixty-five years after attempts to ban them, chemical weapons pose more of a threat than ever. NOVA looks at the problem of controlling substances that are easily produced and cruelly effective.

上一集

1990/10/16 S18 E3

To Boldly Go...

NOVA chronicles the Voyager space mission – from Earth to the ends of the Solar System. Jupiter, Saturn, Uranus and dozens of moons star in this epic voyage of exploration and a new view of the Solar System. Narrated by Patrick Stewart.

下一集

1990/10/30 S18 E5

The Blimp is Back!

NOVA examines the troubled past and promising future of blimps, zeppelins, cyclocranes and other species of airships. There's life in the old gasbags yet.

当前季

S18

1990-10-03

哇，窗口太小啦

NOVA