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Does Melatonin Do Anything?

Does Melatonin Do Anything?

Season 5 Episode 16
4:22
How Milk Becomes Cheese

How Milk Becomes Cheese

Season 5 Episode 17
6:44
How Seashells Are Made

How Seashells Are Made

Season 5 Episode 20
3:43
Are We Breathing Caesar's Last Breath

Are We Breathing Caesar's Last Breath

Season 5 Episode 21
5:24
How Do Hydrangeas Change Colors?

How Do Hydrangeas Change Colors?

Season 5 Episode 22
5:05
Hydrangeas and the Science of Do-Overs

Hydrangeas and the Science of Do-Overs

Season 5 Episode 24
4:10
Why Does Stinky Cheese Stink?

Why Does Stinky Cheese Stink?

Season 5 Episode 25
4:57
How Air Conditioning Works

How Air Conditioning Works

Season 5 Episode 27
4:23
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Reactions

How Do Airbags Work?

Season 5 Episode 15

If you’re in a car accident, you want to be sure your airbags protect you. And they work because of chemistry, with some physics thrown in. This week on Reactions, we’re talking the science of airbags. And remember: Airbags are meant to work in conjunction with seatbelts, so buckle up!

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Season
I Made Kidney Stones So I Could Destroy Them Forever
11:57
Alex made some kidney stones at home and tested prevention methods to keep them at bay.
How Trees Pollute the Air (and Why Your Coworker's Scientific Citations Don't Mean They're Right)
10:38
An email from a subscriber made us question everything we thought we knew about trees.
Every other video about color is wrong.
21:33
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?
12:07
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?
9:53
Scientific fraud rocked the Alzheimer’s research community. Did it help point to a cure?
Don't Drink Raw Milk. But What About Raw Milk Cheese?
12:54
Alex Dainis explores whether or not your milk needs to be pasteurized. Yes, it really does.
This Video is About Electroadhesion
14:04
George tests a revolutionary new way to stick stuff together.
Chirality is Just Turtles All the Way Down
12:02
Sometimes the difference between life-saving drug and deadly side effect is chirality.
This (Edible) Mushroom Could Kill You
17:23
What happens when you eat morel mushrooms.
Science Doesn't Understand How Ice Forms
10:31
WARNING: this video contains incredible macro footage of supercooled water droplets nucleating ice.
Is There a Quick Fix for Ocean Acidification?
13:12
Let’s dive into the science behind ocean alkalinization!
I Reinvented a 300-Year Old Drink
16:56
Discover why curdled milk is the key to the best cocktail you’ll ever taste.
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