Hidden underground around the world lie 110 quadrillion kilometers of arbuscular mycorrhizal fungal networks—webs of ultra-thin threads that, if connected in a single line, would stretch almost a billion times thge distance between the Earth and the sun, according to new research published in Science on Thursday.  These fungal communities form intimate relationships with the … Continue reading Threads of Earth’s Underground Fungal Networks Are Long Enough to Reach Beyond the Solar System