Mushroom fairy ring. Illustration: Michael Viney

A handful of my garden soil has a cool, silky feel. Most of its particles were ground down from the mountain’s sandstone, gathering clay and ancient p(...)

Ghost fungus glowing green at night is just one part of a complex network that supports and sustains nearly all living things. Photograph: Getty Images

This Christmas I’m hoping for a few quiet hours by the fireside to read up on the largest living organism on the planet. Even just thinking about the (...)