We Care Thrift Store stands as a monument to the time-honored tradition of finding diamonds in the rough, where South Dakotans discover deals so good they make wholesale warehouse prices look like ...

Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the ...

A 37-carat diamond, half pink and half colorless, found in Botswana, intrigues scientists due to its two-stage origin and ...