1,989,940 views | Matt Anticole • TED-Ed
Is radiation dangerous?
When we hear the word radiation, it's tempting to picture huge explosions and frightening mutations. But that's not the full story — radiation also applies to rainbows and a doctor examining an X-ray. So what is it, really, and how much should we worry about its effects? Matt Anticole describes the different types of radiation. [Directed by Tinmouse Animation Studio, narrated by Addison Anderson].