Woman Finds 4.38-carat Diamond at Arkansas' Crater of Diamonds State Park
Woman Finds 4.38-carat Diamond at Arkansas' Crater of Diamonds State Park

The Lucy Diamond discovered by Noreen Wredberg at Crater of Diamonds State Park in Murfreesboro, Arkansas. Photo courtesy of Arkansas State ...

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100-Million-Year-Old Insect Fossil Intrigues Scientists
100-Million-Year-Old Insect Fossil Intrigues Scientists

Many fossil lacewing larvae possessed extremely elongated appendages and mouthparts. | © Joachim Haug   Scientists found an unusual fossil o...

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Trapiche Emerald: The Superstar of Trapiche Gemstones
Trapiche Emerald: The Superstar of Trapiche Gemstones

Very rare crystal Trapiche Emerald from Muso Mine, Colombia. Photo: Cricksgemstone   Trapiche emerald is a rare and highly valuable variety ...

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Scientists Figure Out What Happens to Earth's Disappearing Crust
Scientists Figure Out What Happens to Earth's Disappearing Crust

Researchers including The University of Texas at Austin have published a study in Nature that says subducting tectonic plates become segment...

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Uncovering the Surprising Secrets Behind Earth’s First Major Mass Extinction
Uncovering the Surprising Secrets Behind Earth’s First Major Mass Extinction

 Fossiliferous limestone slab from the Liberty Formation (Upper Ordovician) of Caesar Creek State Park near Waynesville, Ohio. Photo: Willy ...

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Diamond Hauled From Deep Inside Earth Holds Never-Before-Seen Mineral
Diamond Hauled From Deep Inside Earth Holds Never-Before-Seen Mineral

The Tiny Gray Blobs of Mineral Embedded in This Slice of Clear Diamond Are the First Samples of Newly Named Davemaoite, a Calcium Silicate P...

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Baby Bird Fossil Is 'Rarest of the Rare'
Baby Bird Fossil Is 'Rarest of the Rare'

The fossil seen under synchrotron radiation. Photo: Fabien Knoll The chick lived 127 million years ago and belonged to a group of primitive ...

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