Science isn't entirely sure why humans and other animals yawn, let alone why yawning can be contagious -- but we've got some good hypotheses. Learn about them, from cooling the brain to spreading alertness, in today's episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/inside-the-mind/human-brain/question572.htm; https://science.howstuffworks.com/life/inside-the-mind/human-brain/contagious-yawn.htm

Science isn't entirely sure why humans and other animals yawn, let alone why yawning can be contagious -- but we've got some good hypotheses. Learn about them, from cooling the brain to spreading alertness, in today's episode of BrainStuff, based on these articles: https://science.howstuffworks.com/life/inside-the-mind/human-brain/question572.htm; https://science.howstuffworks.com/life/inside-the-mind/human-brain/contagious-yawn.htm

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.

BrainStuff

Why Do We Yawn, and Why Is It Catching?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/7efe9759-9e5b-4d38-ae3d-b4a30141ad7c/transcript

Brown recluse spiders rarely bite humans, and when they do, it only causes a reaction in about 10 percent of cases. Learn how to identify brown recluses and what their bites do in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/arachnids/brown-recluse-spider-bite.htm (If your urine turns black, seek medical treatment immediatly.)

Brown recluse spiders rarely bite humans, and when they do, it only causes a reaction in about 10 percent of cases. Learn how to identify brown recluses and what their bites do in today's episode of BrainStuff, based on this article: <a href="https://animals.howstuffworks.com/arachnids/brown-recluse-spider-bite.htm">https://animals.howstuffworks.com/arachnids/brown-recluse-spider-bite.htm</a> (If your urine turns black, seek medical treatment immediatly.)

Why Are Brown Recluse Spiders Not All That Scary?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/48a64dbd-78f6-4710-a775-b4e501301c5b/transcript

Voting is an incredibly important way to make your voice heard, but it's very rare for a candidate to win or lose by just one vote. Learn how rare -- and about a few times that it's happened -- in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/can-single-vote-change-election-outcome.htm

Voting is an incredibly important way to make your voice heard, but it's very rare for a candidate to win or lose by just one vote. Learn how rare -- and about a few times that it's happened -- in today's classic episode of BrainStuff, based on this article: <a href="https://people.howstuffworks.com/can-single-vote-change-election-outcome.htm">https://people.howstuffworks.com/can-single-vote-change-election-outcome.htm</a>

BrainStuff Classics: When Has a Single Vote Decided an Election?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/b24b3a6c-498e-48e7-87e6-b4e40146e850/transcript

The largest pumpkins in the world now weigh well over a ton, and the record gets broken just about every year. But how (and why) would you go about growing one? Learn how competitive gourd growing works in today's episode of BrainStuff, based on this article: https://home.howstuffworks.com/grow-giant-pumpkin.htm

The largest pumpkins in the world now weigh well over a ton, and the record gets broken just about every year. But how (and why) would you go about growing one? Learn how competitive gourd growing works in today's episode of BrainStuff, based on this article: <a href="https://home.howstuffworks.com/grow-giant-pumpkin.htm">https://home.howstuffworks.com/grow-giant-pumpkin.htm</a>

How Do You Grow a 3,000-Pound Pumpkin?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/d15dd37b-e6a5-43e4-a60d-b4e40146e850/transcript

Why Do We Yawn, and Why Is It Catching?

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