How Can Rhubarb Grow in the Dark?
We know rhubarb as a tart fruit that looks like pink celery, but it also has a bulbous underground storage unit that was used medicinally fo...
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BrainStuff
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 Podcast Guide
Listen to BrainStuff, a Science & Medicine podcast by iHeartPodcasts. Stream 2,664 episodes in English, follow new audio stories, and play episodes online on Radio and Podcast.
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20 of 2,664 episodesHow Does the Blue-Footed Booby Work?
This marine bird carries the color of the ocean in its webbed feet, was named after an insult, and uses its excrement in creative ways. Lear...
Who Was Helen of Troy?
Helen is a figure from Greek myth -- a daughter of Zeus with a mortal woman, and said to have been the most beautiful woman in the world. Le...
How Does Your Heart Get Blood?
Your heart needs blood as much as any other muscle in your body, and it receives it the same way -- just a little earlier than anyone else....
How Do Butterflies Get Their Brilliant Colors?
Butterfly wings often come in striking, iridescent colors -- but it's not from pigments (or not entirely). Learn how microscopic structures...
How Did William the Conquerer Transform England?
In the year 1066, the illigitimate son of a Norman duke conquered England and became its king, changing English history (and language!) fore...
Could Dilophosaurus Really Spit Poison?
OK, we're almost sure the answer is no. But there was a fossil-based reason that 'Jurassic Park' included this detail. Learn about the real-...
Do Our Pinky Toes Serve a Purpose?
Your pinky toes are actually powerhouses of locomotion. Learn how they help us move -- and what can go wrong if they get injured -- in today...
Where Did the At Symbol Come From?
The @ sign goes by many names today, but it's only so commonplace because of medieval merchants and one 1970s programmer. Learn more about t...
BrainStuff Classics: What Can Babies See in the Womb?
A human fetus doesn't develop retinas until around gestational week 28. Learn how researchers have tried to figure out what babies can see i...
Can You Really Escape an Alligator by Running Zigzag?
You could probably outsprint an alligator no matter what pattern you ran in -- but it's extremely unlikely that you'd ever need to. Learn ho...
What Fueled the Feud of the Hatfields and McCoys?
The 30-year feud between these two families is more dramatic than fiction -- and may be the starting point of negative stereotypes about App...
How Does Mayonnaise Work?
Love it or hate it, mayo achieves a creamy texture without any dairy thanks to the science of emulsions. Learn how it works -- and why it's...
How Did a Wisconsin Woman Lead a German Resistance to Nazis?
Mildred Harnack was an American literature professor living in Berlin when the Third Reich took control. Learn how she and her husband led a...
Are Lobsters Functionally Immortal?
It's true that lobsters don't age, but that doesn't quite make them immortal, and it's far from the only fabulously weird thing about them....
Is It 'Jerry-Rigged' or 'Jury-Rigged'?
Both of these terms are actually valid, though they have slightly different meanings, and only one of them is based in sailors' slang. Learn...
How Did Beer Help Sell the Myth of Custer's Last Stand?
The idea of General George Custer's deadly military blunder being a heroic last stand was constructed over decades to encourage U.S. coloniz...
How Does Bioluminescence Work?
When organisms like fireflies, fungi, and fish glow with cold light, there's chemistry at work. Learn what we know (and don't know!) about b...
How Is Maillardet's Automaton Still Wowing Us After 200 Years?
Around the year 1800, Swiss clockmaker Henri Maillardet created a mechanical doll that moves like a person as it produces drawings and poems...
How Do Tiny Capers Pack Such a Big Flavor Punch?
Capers are the flower buds of a spiny shrub, and though they have a lot of flavor on their own, they're often amped up by being pickled or p...