Soils around the world are polluted, worn out, over-fertilised and exhausted. How did we get to a place where we think of soil as dirt? Soils are buzzing with life, criss-crossed with a hard-to-fathom ...

Researchers developed a new system for turning used coffee grounds into a paste, which they use to 3D print objects, such as packing materials and a vase. They inoculate the paste with Reishi mushroom ...