NOVA

How Climate Has Shifted Over Millions of Years

Clip: Season 47 Episode 1 | 2m 44s Video has closed captioning.

A lake in the Arctic has a lot to say about our planet's fluctuating temperatures over the last 34 million years. Play NOVA's Polar Lab to see how.

Aired: 02/05/20

Rating: NR

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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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