Podcast

BrainStuff

HowStuffWorks

Science & Medicine, Natural Sciences, Society & Culture, Technology

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Natural Sciences 4
Science & Medicine 13

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

In case you ever get stranded in the wild without an obvious source of fresh water, here are a few things you can do to collect some.

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What Are Eye Boogers?

April 10th, 2017

The gunk builds up at the inner corners of our eyes is residue of the stuff the coats and protects our eyeballs all the time. Learn what it’s made of and why it turns to sand overnight.

Every morning we wake up with bad breath. What does bacteria and a lack of saliva have to do with it?

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Do Animals Laugh?

April 3rd, 2017

It’s no secret that some animal species are highly intelligent – but do they also “get” jokes? Can they laugh? Are laughter and intelligence even related?