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Is Aspartame Safe?

Is Aspartame Safe?

Season 2 Episode 30
3:46
This Is Your Brain on Music

This Is Your Brain on Music

Season 2 Episode 31
3:41
Better Grilling Through Chemistry

Better Grilling Through Chemistry

Season 2 Episode 32
2:40
Why Do Feet Smell?

Why Do Feet Smell?

Season 2 Episode 34
2:34
The Chemistry of Wine

The Chemistry of Wine

Season 2 Episode 35
3:39
Are Invisibility Cloaks Possible?

Are Invisibility Cloaks Possible?

Season 2 Episode 36
4:00
Why are Tattoos Permanent?

Why are Tattoos Permanent?

Season 2 Episode 37
3:54
Can Radiation Give You Superpowers?

Can Radiation Give You Superpowers?

Season 2 Episode 38
4:35
Why Does Coffee Make You Poop?

Why Does Coffee Make You Poop?

Season 2 Episode 39
2:27
Does Febreze Really Work?

Does Febreze Really Work?

Season 2 Episode 40
3:04
How to Stay Awake Without Caffeine

How to Stay Awake Without Caffeine

Season 2 Episode 41
3:15
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Reactions

Hormones and Gender Transition

Season 2 Episode 29

Reactions is taking a look at the chemistry that happens in your body when someone transitions genders. A big part of gender transition is hormone replacement therapy (HRT). This week, Reactions talks about the science of HRT and what happens when the body undergoes major shifts in estrogen and testosterone — two very powerful hormones.

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Season
Does Sugar Cause Diabetes?
5:50
We explore if eating a lot of sugar can actually cause diabetes.
We Burned Food to Figure Out How Many Calories It Has
7:56
Calories are complicated.
Can Science Make Less Addictive Opioids?
5:34
Will we ever have painkillers as good as opioids, but without the risk of addiction?
Catalytic Converter Stolen? Here's Why.
5:11
Catalytic converter theft is on the rise, and that’s partly because of their chemistry.
Forever Chemicals
4:24
Forever chemicals are used in everything from rain jackets to jet fuel.
Dog's Nose vs. Electronic Explosives Detector, Who Would Win
8:22
Is a dog or chemical detector better at finding a bomb? We find out!
The Science of How Life Started
8:08
We explore how are we using what we know to look for it throughout the galaxy.
COVID, One Year Later: What Do We Know Now?
8:08
We’re catching up with experts we talked to at the start of the pandemic.
Why Doesn’t Banana Candy Taste Like Banana?
10:04
We tracked it down to investigate if it’s as “banana-y” as the myth claims.
Why is Breast Milk Special (Making Better Formula)
7:26
We explore the sugar molecules in breast milk that make it so difficult to recreate.
The Science of Kombucha
8:12
We find out what it is and push its limits.
Why Does Fall Smell So Good?
7:25
What’s the chemistry behind those smells, and why do they make us so happy?
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