President Joe Biden's Environmental Protection Agency has reversed the agency's approval to add radioactive phosphogypsum wastes to materials used by government contractors to build roads. It ...

Composed mainly of calcium sulfate dihydrate, gypsum is a naturally occurring mineral used in cement, drywall, plaster and other building materials. Scientists have now devised a method of creating ...

It’s easy to become frustrated with compacted, clay soils and look for a solution to loosen the soil to improve its workability and drainage. Gypsum is advertised as an amendment that will break up or ...