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Posts from Sep 27, 2026
Everything published on Sep 27, 2026 (Eastern Time).
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Are Bananas Radioactive? The Surprising Science Behind the Banana Equivalent Dose
Science Surprises
Yes, bananas are slightly radioactive. They contain potassium, and a tiny fraction of all natural potassium is potassium-40, a radioactive isotope. One banana delivers roughly 0.1 microsieverts of radiation, about one-thousandth of a chest X-ray.
