51 Temporada
992 Episodio
NOVA - Season 36 Episode 14 Episodio 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.
- País : United States of America
- Género : Documentary
- Director :
- Emitir :
