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Dec 17, 2014 11:20 AM ET // Becky Oskin, LiveScience
Here's the perfect Christmas gift for the person who has everything: A red and green rock, ornament-sized, stuffed with 30,000 teeny-tiny diamonds.
Nov 6, 2014 05:40 PM ET // Laura Geggel, LiveScience
Prehistoric animal tracks in Angola show that a raccoon-size animal, crocodile and dinosaur all drank at the same shallow lake 118 million years ago.
Mar 12, 2014 01:00 PM ET // Tim Wall
A Brazilian diamond offers clues about large amounts of water beneath the Earth. Continue reading →
Dec 18, 2013 02:00 PM ET // Charles Choi, LiveScience
Antarctica might have a new kind of ice — diamonds might exist there.
Apr 26, 2013 11:00 AM ET // Stephanie Pappas, LiveScience
A stunning blue diamond broke a world record today, fetching a price of 6.2 million British pounds, or about $1.8 million per carat.
Sep 15, 2011 03:03 PM ET // Tim Wall
Diamond inclusions indicate that Earth's carbon cycle extends from the surface to the deep lower mantle.
Nov 14, 2013 12:00 AM ET // Discovery News
The Pink Star diamond sold at auction in Geneva on Nov. 13, 2013, for a record $83 million. Here are more photos of the World's Rarest Gemstones.