Skip to main content
Donate

Up Next

Surströmming: The Secrets of this Stinky Swedish Fish

Surströmming: The Secrets of this Stinky Swedish Fish

Season 5 Episode 23
7:54
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
3 Most Useful Kitchen Gadgets - Are They Worth It?

3 Most Useful Kitchen Gadgets - Are They Worth It?

Season 5 Episode 26
3:12
How Air Conditioning Works

How Air Conditioning Works

Season 5 Episode 27
4:23
Yellowstone and Their Steaming Acid Pools of Death

Yellowstone and Their Steaming Acid Pools of Death

Season 5 Episode 28
2:59
Will This Pop a Balloon?

Will This Pop a Balloon?

Season 5 Episode 29
8:11
Can You Take Expired Drugs?

Can You Take Expired Drugs?

Season 5 Episode 30
3:25
How Plastic Recycling Actually Works

How Plastic Recycling Actually Works

Season 5 Episode 31
3:01
How Does Double Acting Baking Powder... Doubly Act?

How Does Double Acting Baking Powder... Doubly Act?

Season 5 Episode 32
2:23
What are Eye Boogers?

What are Eye Boogers?

Season 5 Episode 33
1:47
Can Silver Nanoparticles Combat Your Stink?

Can Silver Nanoparticles Combat Your Stink?

Season 5 Episode 34
2:52
Back to Show
Reactions

How Do Hydrangeas Change Colors?

Season 5 Episode 22

Savvy gardeners know that they can fine-tune they color of their hydrangea blooms by just changing the soil pH. But what does pH have to do with color?
Stream on your TV