Up Next
Back to Show
Reactions
Why are Tattoos Permanent?
Season 2
Episode 37
Reactions is taking a look at what makes tattoos permanent. The science and chemistry at play in our skin reacts with tattoo ink. If you don’t have a tattoo, you probably at least know someone who does — but what’s the chemistry behind tattoos? We explore what tattoo ink is made of, why this body art is permanent (whether you like it or not) and other cool facts.
Support Provided By
Season
14:50
Fluoride is everywhere in the discourse but here’s what the research actually says.
9:47
How does a lifesaving drug vanish into thin air?
9:36
is there really a difference in the Coca-Cola from Mexico?
11:57
Alex made some kidney stones at home and tested prevention methods to keep them at bay.
10:38
An email from a subscriber made us question everything we thought we knew about trees.
21:33
The 15 ways that color happens. It's all about the electrons. Well, almost.
12:07
This element powers glow in the dark exit signs, keychains, and costs $30,000 per gram.
9:53
Scientific fraud rocked the Alzheimer’s research community. Did it help point to a cure?
12:54
Alex Dainis explores whether or not your milk needs to be pasteurized. Yes, it really does.
14:04
George tests a revolutionary new way to stick stuff together.
12:02
Sometimes the difference between life-saving drug and deadly side effect is chirality.
17:23
What happens when you eat morel mushrooms.