BrainStuff Classics: Why Are Leaf Blowers So ...

The @ sign goes by many names today, but it's only so commonplace because of medieval merchants and one 1970s programmer. Learn more about the at sign (or arroba, Klammeraffe, strudel, grisehale, or gül) in this episode of BrainStuff, based on this article: https://people.howstuf ...  Show more

A human fetus doesn't develop retinas until around gestational week 28. Learn how researchers have tried to figure out what babies can see in the few remaining weeks before they're born in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com ...  Show more

If you’ve ever found your blood pressure rising because some guy down the street doesn’t know how to keep the trigger on a leaf blower pulled all the way, then you’ve experienced noise pollution. Not only is it annoying, it turns out it’s deadly too!

How do scientists retrieve ice core samples? What can we learn from them? Joe McCormick joins the show to talk about really cool historical records. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Have you ever wondered why we do so much scientific testing on fruit flies? Turns out they make better models for humans than you’d think.

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We've all heard of it, but nobody really knows...

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