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Why Do Roses Smell So Sweet?

Why Do Roses Smell So Sweet?

Season 2 Episode 7
3:06
How Do Jeans Get Blue?

How Do Jeans Get Blue?

Season 2 Episode 9
3:06
Why is Carbon Monoxide So Deadly?

Why is Carbon Monoxide So Deadly?

Season 2 Episode 10
3:13
Is Vaping Safer Than Cigarettes?

Is Vaping Safer Than Cigarettes?

Season 2 Episode 11
3:08
The Chemistry of Poison Ivy

The Chemistry of Poison Ivy

Season 2 Episode 12
3:23
Craft Beer Chemistry

Craft Beer Chemistry

Season 2 Episode 13
3:06
Chemistry Jokes! (Round 2)

Chemistry Jokes! (Round 2)

Season 2 Episode 15
1:55
Why Too Much Stress Is Bad For You

Why Too Much Stress Is Bad For You

Season 2 Episode 16
2:51
How Can You See an Atom?

How Can You See an Atom?

Season 2 Episode 18
5:35
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Reactions

How Do Pheromones Work?

Season 2 Episode 6

Is there such a thing as love at first smell? There are hundreds of spray-on pheromone products that claim to put you on the fast track to romance. But can they really help humans land a mate? Reactions has the answers in this episode.

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Making Citric Acid at Home is Easy (EMOTIONAL DAMAGE)
16:29
While it looks easy on paper to make citric acid at home, Chem Thug runs into some pitfalls.
I Used DNA to Fireproof Fabrics
8:34
We test if DNA from strawberries and salmon can really make fabric flame resistant.
Didn't Believe There Were Microplastics in Gum So I Tested My Spit
15:15
Are there really microplastics in chewing gum? George tries to find out.
Is Water Magnetic?
8:46
Is water bending real?
Liquid Marbles are the Coolest Scientific Breakthrough I've Made (So Far)
11:15
George tries to make a new discovery in a huge field of science... and he might have.
Exposing Fake Honey Using Carbon-13
12:00
This week Alex takes to the lab and investigates the stable isotopes in 20 different honeys.
George Figures Out Static Electricity
20:29
Rubbing two balloons together leads George to a shocking discovery.
The Performance Enhancing Drug They Can't Ban
11:25
Is baking soda a legal, performance enhancing drug?
Why Norway's Osmosis Power Plant Failed
8:10
George tries to make electricity using dialysis tubing, toilet parts, and a baby turbine.
Hot Water Freezes Either Faster or Slower Than Cold Water
13:59
Alex wonders what happens when hot water freezes quicker than room temperature water?
Why a Carbon Capture Breakthrough Will/Won't Save Us
9:56
Could a seemingly magical 300-year-old technology save us from climate change?
What the Research Actually Says About Fluoride in Drinking Water
14:50
Fluoride is everywhere in the discourse but here’s what the research actually says.
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