Radioactive Decay

Radioactive Bananas

Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.

Because a small percentage of potassium consists of an unstable isotope, bananas are technically a radioactive food. However, you would have to eat around five million bananas to experience radiation sickness.

Share the knowledge!

Key Facts In This Video

  1. If the human body is exposed to more than two sieverts of ionizing radiation at once, it will die. 00:50

  2. As an airplane gains altitude, the level of radiation inside the plane increases. 05:07

  3. The lungs of smokers are exposed to more ionizing radiation than people living near Fukushima, radiation workers, and astronauts. 09:57

If you liked this you'll love our podcast! Check it out on iTunes, Stitcher, Google Play Music, SoundCloud, search 'curiosity' on your favorite podcast app or add the RSS Feed URL.

Advertisement