diamonds
Latest about diamonds
There Is Evidence That a Planet in Our Solar System Was Destroyed
By Elizabeth Howell published
The lost planet was the size of Mercury or perhaps Mars, researchers now say.
910 Carats! African Diamond Is Fifth Largest Ever
By Stephanie Pappas published
The find is the fifth-largest gem-quality diamond ever discovered.
Earth's Biggest Diamonds May Form in Strange 'Metal Pools'
By Charles Q. Choi published
The world's largest, most valuable diamonds may be born in pockets of liquid metal located deep within the Earth, a new study finds.
Photos: Rare Diamonds Make US Debut at LA Natural History Museum
By Christine Lunsford published
Rare and colorful gems, including an extremely rare pink diamond and the stunning Argyle Violet Diamond, are making their U.S. debut at the Natural History Museum of Los Angeles County.
Encoded Bling: Diamonds Could Store Huge Amounts of Data
By Charles Q. Choi published
Diamonds may decorate some of the most coveted pieces of bling, but these precious stones could one day have a more practical use: storing vast amounts of data.
Primeval Diamonds Reveal Snapshot of Early Earth's Tumultuous History
By Tia Ghose published
Plate tectonics may have already been operating when Earth was just a baby, a chemical analysis of 3.5-billion-year-old diamonds reveals.
Sea Ice: Ancient Oceans Birthed Diamonds
By Charles Q. Choi published
Diamonds can form with the help of ancient saltwater, say researchers who have identified the gems from oceanic crust dating back as far as 200 million years ago.
Strange Rock from Russia Contains 30,000 Diamonds
By Becky Oskin published
The most diamond-rich rock ever found was discovered in Russia's Udachnaya diamond mine.
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