Radioactivity: Prepare for the unpredictable

What this episode covers

View full lesson: http://ed.ted.com/lessons/radioactivity-expect-the-unexpected-steve-weatherallNeutrons 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 Weatherall suggests that we acknowledge both the usefulness and danger inherent in harvesting radioactivity.Talk by Steve Weatherall, animation by Eugene Uymatiao. Learn more about your ad choices. Visit megaphone.fm/adchoices

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This episode is 6 minutes long.

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This episode was published on May 25, 2026.

What is this episode about?

View full lesson: http://ed.ted.com/lessons/radioactivity-expect-the-unexpected-steve-weatherallNeutrons don't change into protons. Except, sometimes, they do. Radioactivity is the process under which the nucleus can change spontaneously from one...

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