It’s Okay To Be Smart Explains Some Summer Science

Some of us burn almost immediately when we’re out in the sun, but why? What’s the science behind sunburn? It’s Okay To Be Smart host Joe Hanson explains that as well as why we sweat and why our fingers get wrinkly in the pool in this special Summer-themed episode of the show. Enjoy it from the soft glow of your computer screen indoors.

(via It’s Okay To Be Smart)

Previously in it being okay to be smart

• How do our bodies know left from right?
• Why did we blow in Nintendo cartridges?
• Get to know the science of kissing

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