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Radioactivity: Expect the unexpected - Steve Weatherall


50,221 Questions Answered

TEDEd Animation

Let’s Begin…

Neutrons don’t change into protons. Except, sometimes, they do. Radioactivity is the process under which the nucleus can change spontaneously from one element to another. Steve Weatherell suggests that we acknowledge both the usefulness and danger inherent in harvesting radioactivity.

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About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Animator Eugene Uymatiao
  • Educator Steve Weatherell
  • Narrator Steve Weatherell

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