Stuff You Should Know

Mood Rings were all the rage in the 1970s. Then they went away, and fast. What's your color today?

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Not too long ago we thought that germs were the cause of most diseases, leading to germ theory. But when we look at maladies from heart disease to Alzheimer’s one commonality stands out: inflammation. Could it be we’ve found the root cause of all diseases?

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It has been called a "glorified spring", but Slinky is one of the best selling toys of all time. From accidental origins to an unlikely resurrection, Slinky has a pretty great back story. Learn all about it in this classic episode.

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TV weather people can seem corny and maybe a little nerdy, but beneath that toothsome exterior lies the heart of a lonely warrior of science, one who is often overlooked as the hardest working member of the news team. Learn all about these unsung heroes.  

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Who is Frances Kelsey? Well, she's a semi-unsung hero of the FDA whose work helped save a lot of kids from congenital disorders and even death. Listen and learn!

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It's funny how similar The Colosseum in Rome is to modern day arenas. They really had it figured out. Tune in today to learn all about this early entertainment venue. 

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Does the human body really replace itself every few years? The answer is yes, but different parts of the body do so at different rates. Learn all about which parts of your body are the speediest, and which take the longest to regenerate, in this classic episode.

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Smell-O-Vision was a post-war movie theater gimmick that delivered well-timed scents to the noses of audiences to align with the movie. Did it work? Sort of. Did it ultimately fail? Yes. Does that mean it has gone away forever? No.

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There’s a theory that all of us have a maximum number of friendships that we can maintain – 150, to be exact. Suspiciously exact, really, if you think about it.

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Another classic toys edition is at your collective feet. Today, we dive into the soft, padded world of NERF!

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