Nuclear contamination found beyond Japan no-go zone

High levels of radioactive contamination have been found in soil in the capital of Japan's Fukushima prefecture, a study showed Wednesday, prompting calls to make the area a voluntary evacuation zone.

Nanoparticles seek and destroy groundwater toxins

(Phys.org) -- Iron nanoparticles encapsulated in a rust-preventing polymer coating could hold incredible potential for cleaning up groundwater contaminated with toxic chemicals, a leading water expert says.

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