The discovery comes as the jewelry trade promotes off-color diamonds—like brown and champagne—as stylish, affordable ...

Grown at ambient pressure: A diamond sample in the solidified liquid metal. (Courtesy: Institute for Basic Science/Yan Gong) The usual way of manufacturing synthetic diamonds involves applying huge ...

Collectors lusting after the rarest of gems have a new kind to add to their list: diamonds that change colour when made extremely cold. These aren’t the first gems known to change colour: so-called ...

A liquid nitrogen leak at a Georgia poultry plant killed six people Thursday and left several others hospitalized, including a firefighter who responded, local officials said. At least three of those ...

A liquid nitrogen leak at a Gainesville, Georgia poultry plant killed six people and injured nearly a dozen others last Thursday, the Associated Press reports. If you're most familiar with liquid ...