The brittle failure of rock is closely related to the rock crack initiation, propagation, coalescences and nucleation. Although many brittleness indexes have been proposed to describe the brittle ...

FRESH demands to allow addicts to smoke crack cocaine in Glasgow’s fix room were last night blasted as “reckless”. Calls to expand The Thistle so-called “safe”consumption room in the East End could ...

It seems like there are endless uses for this ancient material, but what do the experts think about it for your kitchen countertops?