Forests might serve as enormous neutrino detectors 

To detect ultra-high energy neutrinos, scientists need huge detectors. Swaths of trees could help 

An image of a forest

Forests could be used to detect neutrinos, one scientist proposes. The trees could pick up radio waves produced as a result of interactions of the subatomic particles inside Earth.

Kevin Skipworth/500px/Getty Images

Neutrino detectors don’t grow on trees.