How to map quadrillions of miles of underground fungi NPRThis underground web of fungi is so huge it could reach the sun 1 billion times. Scientists have mapped it for the first time BBC Wildlife MagazineFor the first time, the density of hidden fungal networks beneath the soil in different regions has been assessed russpain.comHidden Web of Fungus Inside Earth Could Reach The Sun a Billion Times ScienceAlertFirst global map of mycorrhizal fungi reveals true scale of underground networks across the planet Phys.org