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Watch NOVA scienceNOW Season 4 Episode 4 Online

  • 8/10
  • COUNTRIES: United States of America
  • Subtitles: English

Discover why picky eaters may have a genetic excuse, learn about a new strategy for capturing carbon dioxide from the atmosphere, see just how intelligent marine mammals can be, and meet a biomedical engineer who has figured out a way to make tiny livers in her lab.