Right Now in BrainStuff
BrainStuff: How Does Aspirin Work?
How does aspirin target your pain? The plants that aspirin were derived from have been used as medicine for about 6000 years, we finally discovered how it works in 1971, and Lauren explains it to you now. See more »
How can a single piece of glass look like a mirror from one side but a window from the other? It's not magic, it's materials technology. See more »
Will Soda Really Ruin My Teeth?
If your teeth are one of the hardest parts of your body, then how could soda damage them? Tune in to learn more. See more »
Why Do Fluorescent Lights Make That Buzzing Noise?
Bzzzzzzzzzzzzzzzzz See more »
Are Stupid People More Confident?
We've all heard about the supposed relationship between confidence and knowledge - but is it true? Two researchers think they've found the answer. See more »
Your saliva makes things taste great while killing bacteria and helping digestion. See more »
What Causes Red Eye In Photos?
How can a camera's flash make your eyes glow red? Tune in to learn how it works -- and how to prevent it. See more »
Why Do Men Have Deeper Voices?
Christian explains why male humans' voices generally get lower than female humans' during puberty. See more »
Why Are Honey Bees Disappearing?
Honey bees are vanishing? But why? See more »
The future of your favorite TV shows hinges on their ratings – but what is a rating, and where does it come from? See more »
BrainStuff: Why Do Some People Faint At The Sight Of Blood?
Josh explains the science of why people faint at the sight of blood. See more »
The next time you honk your car horn at that jerk who cut you off, you’ll understand how it uses physics to get the job done. See more »
We’ve all seen movies with supervillains building catastrophic Doomsday devices – but has anyone ever built a real one? Join Christian to learn how the Cold War led to the most dangerous nuclear system in history: Russia’s legendary – and terrifying – Dead Hand. See more »
What Causes the Northern Lights?
There are many misconceptions about what causes the Aurora Borealis when it really requires solar winds, magnetic fields and excited atmospheric gases. See more »
Christian defines what white noise actually is and how it's used to mask other annoying sounds. See more »
Do Supplemental Vitamins Actually Work?
A vitamin a day keeps you healthy to play. Or does it? See more »
BrainStuff: Is It Possible To Erase Your Memories?
Science suggests it's possible to erase specific memories. But even if we can, should we? See more »
For the vast majority of international travelers, a passport is a necessity. But why? See more »
Why Do I Need A Passport To Travel?
For the vast majority of international travelers, a passport is a necessity. But why? See more »
BrainStuff: Here's Why Helicopter Blades Can Look Strange On Video
Helicopter blades and other fast spinning objects often produce strange effects on camera. Lauren explains why. See more »
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