Rock Crystals From the Deep Give Microscopic Clues to Earthquake Ground Movements
Rock Crystals From the Deep Give Microscopic Clues to Earthquake Ground Movements

Chunks of exotic green rocks from the mantle erupted from the San Carlos Volcanic Field, Arizona. Credit: James St John   Microscopic imperf...

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Watermelon Tourmaline: What Is Watermelon Tourmaline?
Watermelon Tourmaline: What Is Watermelon Tourmaline?

A slice of watermelon tourmaline    Watermelon tourmaline is a variety of concentrically color-zoned tourmaline with red interiors and green...

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Ancient 15,000-Year-Old Viruses Identified in Melting Tibetan Glaciers
Ancient 15,000-Year-Old Viruses Identified in Melting Tibetan Glaciers

Bacteriophages on a bacterium. (Graham Beards/Wikimedia Commons/CC BY-SA 3.0)   Scientists who study glacier ice have found viruses nearly 1...

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Rare Diamonds Show Life-Giving Elements Present on Earth Soon After It Formed
Rare Diamonds Show Life-Giving Elements Present on Earth Soon After It Formed

One of the 2.7 billion year-old diamonds used in this work. Credit: Michael Broadley   Earth's atmosphere was primed for an 'explosi...

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“Invisible” Gold – Fool’s Gold Actually Contains Real Gold
“Invisible” Gold – Fool’s Gold Actually Contains Real Gold

Pyrite with Quartz - Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru Photo: Fabre Minerals   Confirming once more that it cann...

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World’s First Nuclear Bomb Test Created Rare, Otherworldly Crystal
World’s First Nuclear Bomb Test Created Rare, Otherworldly Crystal

This sample of red trinitite. Image credit:  @TrinititeMan On Twitter.   Newly Discovered Quasicrystal – “Magnificent in Its Complexity” – W...

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'Icelandia': Is Iceland the Tip of a Vast, Sunken Continent?
'Icelandia': Is Iceland the Tip of a Vast, Sunken Continent?

  Academics believe they have identified a remarkable geological secret: A sunken continent hidden under Iceland and the surrounding ocean,w...

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Researchers Discover Why Gold Is Concentrated Alongside Arsenic
Researchers Discover Why Gold Is Concentrated Alongside Arsenic

  Why are gold deposits found at all? Gold is famously unreactive, and there seems to be little reason why gold should be concentrated, rath...

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This Tiny, 120-Million-Year-Old Fossil Has a T. Rex-Like Skull on a Bird Body
This Tiny, 120-Million-Year-Old Fossil Has a T. Rex-Like Skull on a Bird Body

The new bird fossil. (Min Wang)   A tiny, 120 million-year-old fossil, discovered in northeast China, is neither bird nor dinosaur but is pe...

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