Scientists analyzing sediment scraped from a rugged ridge nearly three miles under the Central Pacific Ocean expected calm, predictable chemistry. Instead they found a dense band of the radioactive isotope beryllium‑10 (10Be) packed into the layer that formed about 10 million years ago. This enough extra atoms to raise the normal background by roughly seventy‑three percent. Dr. Dominik …
Read More »Study finds unexpected amount of radioactive material in the ocean
