The world may be running out of sand suitable for concrete. Researchers are therefore testing a possible solution for using ...

DUCK, N.C. — On the Outer Banks, sand is a valuable resource. Millions of dollars every year go into making sure there’s enough sand in the dunes to keep infrastructure intact and slowdown shoreline ...

Millions of pounds of sand are pumped down each shale well in the hydraulic fracturing process, and while Wisconsin Northern White is still dominant, it is now used in only two-thirds of US fracs.