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What is Natto?

What is Natto?

Season 5 Episode 35
4:46
Tardigrades

Tardigrades

Season 5 Episode 37
3:12
How Do You Catch Fruit Flies?

How Do You Catch Fruit Flies?

Season 5 Episode 38
3:16
Do Astronauts Need Sunscreen?

Do Astronauts Need Sunscreen?

Season 5 Episode 39
5:03
How is Leather Made?

How is Leather Made?

Season 5 Episode 41
4:03
Why Does Humidity Feel Gross?

Why Does Humidity Feel Gross?

Season 5 Episode 42
4:55
What Makes Kimchi So Delicious?

What Makes Kimchi So Delicious?

Season 5 Episode 45
4:39
How Does Low-Dose Aspirin Work?

How Does Low-Dose Aspirin Work?

Season 5 Episode 47
4:27
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Reactions

Can Silver Nanoparticles Combat Your Stink?

Season 5 Episode 34

Some clothing makers try to harness the antibacterial power of silver to combat the smell of sweat from your workouts -- now with added nanotechnology. This week on Reactions, we ask: does it work?

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An email from a subscriber made us question everything we thought we knew about trees.
Every other video about color is wrong.
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The 15 ways that color happens. It's all about the electrons. Well, almost.
Why is the US buying Canada's trash for $30,000 per gram?
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This element powers glow in the dark exit signs, keychains, and costs $30,000 per gram.
Did fraud lead us to an Alzheimer's breakthrough?
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Scientific fraud rocked the Alzheimer’s research community. Did it help point to a cure?
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Alex Dainis explores whether or not your milk needs to be pasteurized. Yes, it really does.
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George tests a revolutionary new way to stick stuff together.
Chirality is Just Turtles All the Way Down
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Sometimes the difference between life-saving drug and deadly side effect is chirality.
This (Edible) Mushroom Could Kill You
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What happens when you eat morel mushrooms.
Science Doesn't Understand How Ice Forms
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WARNING: this video contains incredible macro footage of supercooled water droplets nucleating ice.
Is There a Quick Fix for Ocean Acidification?
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Let’s dive into the science behind ocean alkalinization!
I Reinvented a 300-Year Old Drink
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Discover why curdled milk is the key to the best cocktail you’ll ever taste.
We Are Made of Star Stuff
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Scientists are finding the building blocks of carbon ring structures… out in space!
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