Physicists in the US are the first to make an integrated device that extracts photons from a tiny piece of diamond before the light is sent through a waveguide to the outside world. The photons all ...

NEW DELHI, Jan 20 (Reuters) - India's state-run miner NMDC is expected to extract 6,500 carats of diamonds, worth $3.4 million, this fiscal year from ores in a mine near a tiger reserve, after ...

If you ever wondered how much land mass had to be moved to produce that diamond engagement ring, this series of photos should help put things in perspective. Dillon Marsh, a photographer and artist ...