NOVA

Paleontologists Discover New Mammal Fossils Hidden in Rocks

Clip: Season 46 Episode 17 | 5m 44s Video has closed captioning.

Hidden inside ordinary-looking rocks, an astonishing trove of fossils paints a dramatic picture of how rat-sized creatures ballooned in size and began to evolve into the vast array of species—from cheetahs to bats to whales to humans—that rule our planet today.

Aired: 10/30/19

Rating: NR

Problems Playing Video? | Closed Captioning

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Parenting is full of obstacles that can be hard to navigate—even without a toddler yelling at your face. There’s no instruction manual, which means discerning fact from fiction and reasonable from ridiculous can be maddening. That’s where Parentalogic comes in, a digital series from NOVA and PBS Digital Studios.

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