Tập
NOVA: Episode 8
Tóm tắt
Birds migrate in search of perpetual summer, sometimes traveling as much as 20,000 miles every year. NOVA uses radar to track and identify migrating birds that travel at night, focusing on how they coose routes tat avoid bad weather and make the best of prevailing winds—information that can aid meteorologists.
Chi tiết
- Phim bộ
- NOVA
- Mùa
- Mùa 1
- Tập
- Tập 8
- Ngày phát sóng
- 1974-04-21
- Thời lượng
- 55 min
Thông tin tập
Episode 8 là tập 8 trong Season 1 của NOVA. Tập này phát sóng ngày 1974-04-21. Thời lượng là 55 min.
Tập trước / tập sau
Tập 7
In 1054 AD, the Chinese recorded the explosion of a star so bright that it lit the sky for three weeks, even during the day. It was the explosion of a dying star that was bigger than our sun. NOVA explores this mysterious explosion that led to the discovery of Crab Nebula.
Tập 9
The advance of medicine depends inevitably on the testing of experimental procedures on human volunteers from either the healthy or the sick. Yet such procedures are often dangerous, and may not be of direct benefit to the subject. NOVA examines how individuals' interests are safeguarded, and asks, under what circumstances experiments should be conducted on children.
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Tập 10
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Tập 5
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Tập 11
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Tập 4
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Tập 12
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Tập 3
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Tập 13
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Tập 2
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