52 עונה
994 פרק
NOVA - Season 36 Episode 14 פרק 14
An examination over whether a comet struck the Great Lakes region 12,900 years ago, and whether it caused the extinction of such mega-creatures as the woolly mammoth and the saber-toothed cat in North America. Also included is the discovery of nano-diamonds which are created by heat and objects from space.
- שָׁנָה: 2024
- מדינה: United States of America
- ז'ָאנר: Documentary
- סטוּדִיוֹ: PBS
- מילת מפתח: nature, candid, inspirational, factual, dramatic, informative, instructive
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