Beneath Oregon’s Blue Mountains, a single honey fungus has been spreading through the roots of the forest for thousands of years, now covering nearly 10 square kilometres. Mostly hidden underground and betrayed at the surface by dying trees and seasonal mushrooms, it is one of the strongest contenders for the largest living organism on Earth.

Beneath the Blue Mountains of eastern Oregon, in the Malheur National Forest, a single honey fungus has been spreading through the roots of the forest for thousands of years. It now covers nearly ten square kilometres. Most of it is invisible. What you see at the surface is indirect: clusters of trees dying in the [...] The post Beneath Oregon’s Blue Mountains, a single honey fungus has been spreading through the roots of the forest for thousands of years, now covering nearly 10 square kilometre