Skip to main content

Up Next

Is it OK to Pee in the Ocean?

Is it OK to Pee in the Ocean?

Season 1 Episode 23
2:50
Is MSG Bad for You?

Is MSG Bad for You?

Season 1 Episode 24
3:00
Awesome Chemistry Life Hacks (Vol. 3)

Awesome Chemistry Life Hacks (Vol. 3)

Season 1 Episode 25
3:42
What's in your Smartphone?

What's in your Smartphone?

Season 1 Episode 26
3:17
Why Do Leaves Change Color?

Why Do Leaves Change Color?

Season 1 Episode 27
2:09
Why Does Beer Get Skunked?

Why Does Beer Get Skunked?

Season 1 Episode 28
2:25
Why is Pizza So Good?

Why is Pizza So Good?

Season 1 Episode 30
3:17
Why Do Things Taste Sweet?

Why Do Things Taste Sweet?

Season 1 Episode 31
2:41
We Are Made of "Star Stuff"

We Are Made of "Star Stuff"

Season 1 Episode 33
4:16
The Chemistry of Cats

The Chemistry of Cats

Season 1 Episode 34
3:14
Back to Show
Reactions

Salt, Diamonds and DNA: 5 Surprising Facts About Crystals

Season 1 Episode 22

Many people think of crystals as little more than sparkly things behind glass cases in museums. But crystals are everywhere, from the dinner table to the human body. Because 2014 is the International Year of Crystallography, Reactions is celebrating with a video highlighting five surprising facts about crystals.

Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
Season
An Antidote for Deadly Mushrooms?
11:39
Join George as he hunts for an antidote to deadly mushrooms.
Why You Can't Recycle Your Pants (Until Now)
12:15
George tests a newly discovered technique that could solve a recycling problem.
How is Ceviche "Cooked?"
11:46
How does lime juice turn raw fish into delicious ceviche? We explain with biochemistry!
Burning Forever Chemicals With Water
10:31
Forever Chemicals last… forever. Can a new technology finally send them to their doom?
The Bioconcrete Revolution (maybe)
8:21
Reducing the carbon footprint of concrete and cement by relying on biology.
Why are Mosquitos So Obsessed with Me?
9:13
Mosquitos really do prefer some people over others, and this Reactions ep explains why!
The End of Haber Bosch
13:50
Discover the single most important chemical reaction on Earth, and why we need to kill it.
What is Amorphous Ice?
9:38
This week Reactions dives into something truly out-of-this-world: amorphous ice.
Lab-grown, Plant-based, Real – What Is The Chemistry Of Meat
15:51
Are we about to re-define meat? If so, what is meat?!
But HOW Does Carbon Dioxide Trap Heat?
11:48
How do carbon dioxide molecules trap heat in our atmosphere?
EU’s Ban On Tattoo Ink: Breaking Down the Chemistry
10:37
Why has the European Union banned certain colors for tattoos?
Why Are Electric Vehicle Fires So Hard To Put Out?
12:29
Can we solve electric vehicle fires before we fully understand what’s happening?
Active loading indicator