Rough emerald producer Grizzly Mining generated revenue of $24.8-million from its latest international emerald auction held ...

In a woodland of southern Africa, a clawed creature with “large” black eyes tucked itself under a rock and waited. Something ...

Zimbabwe is the house of stone, both literally and figuratively, with its very name derived from the ancient stone city of ...

One 6,225-carat rough emerald, 15 high jewelry pieces.

The author with an Egyptian journalist in front of the Chongqing Hotpot Restaurant, a bomb shelter converted into a restaurant in Chongqing, China.

They turned over the stone to reveal the lurking animal — and discovered a new species. A team of researchers visited a woodland in northeastern Zambia in 2005 for “an ant survey,” according ...