NOVA

How Viruses Like the Novel Coronavirus Evolve

Clip: Season 47 Episode 9 | 2m 53s Video has closed captioning.

There are more viruses than stars in the universe, and luckily, most are harmless to us. But danger can come when we're exposed to a virus we’ve never encountered before.

Aired: 05/13/20

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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