Skip to main content

Up Next

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
Back to Show
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!

Only Available with Passport Starting
Support Provided By
Season
You’re Using Disinfectants Wrong
6:11
Doing these 3 things are critical.
How Does Tear Gas Work?
3:53
And did you know it's not actually a gas? We investigate.
We Surprised a Llama Antibody Researcher with a Llama
2:33
Scientists are considering some less-conventional approaches to tackle COVID-19.
Why Aren’t COVID Antibody Tests Better?
8:24
Learn how these tests work and why a test that’s 96% accurate is actually bad.
How Do Antiviral Drugs Work?
6:53
We called a few virologists to find out.
The Early Plan to Fight COVID with the Polio Vaccine
5:26
The COVID-19 pandemic has scientists considering a few less-conventional options.
Do Masks Stop COVID-19? (Yes! Here's Why)
9:42
How much could cloth face masks help stop the spread of SARS-CoV-2?
How Did We Get COVID Vaccines So Quickly?
5:37
When can we expect a vaccine against the novel coronavirus?
Can Soap Really "Kill" the Coronavirus?
5:38
We’re diving into the chemistry behind why soap is so effective.
The US Military Gave Out Shark Repellent For Years
7:32
Learn why they were created.
Which of These Mushrooms Could Kill You?
5:40
We test how well you can separate the perfectly safe from the perilously poisonous.
11 Things You Can Do With Your Dead Body
6:50
Let us break down the possibilities so you can rest easy.
Active loading indicator