Crinoids: The Fossils That Inspired 'Alien'
Crinoids: The Fossils That Inspired 'Alien'

Agaricocrinus americanus , crinoïde, carbonifère, Provenance: Indiana. Crinoids  are commonly known as sea lilies due to their "f...

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What Percent of Earth is Water?
What Percent of Earth is Water?

Illustration showing all of Earth’s water, liquid fresh water, and water in lakes and rivers. Credit: Howard Perlman, USGS/illustraion by...

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Kimberlites: Enigmatic Origin of Diamond-bearing Rocks Revealed
Kimberlites: Enigmatic Origin of Diamond-bearing Rocks Revealed

Tiny inclusions in diamonds, such as this garnet, are evidence that they formed deep in the mantle. Credit: Anetta Banas/University of Al...

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New Evidence of the Sahara's Age
New Evidence of the Sahara's Age

Sahara Desert The Sahara Desert is vast, generously dusty, and surprisingly shy about its age. New research looking into what appears ...

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Geochemists Measure New Composition of Earth's Mantle
Geochemists Measure New Composition of Earth's Mantle

Peridot crystals. Photos: right: pegmatite, left: Federico Barlocher What is the chemical composition of the Earth's interior? B...

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Lapis Lazuli: Composition and Color
Lapis Lazuli: Composition and Color

Polished Lapis lazuli. Photo:  New Moon Beginnings Lapis lazuli is a blue metamorphic rock that has been used by people as a gemstone...

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 Gigantic Masses in Earth’s Mantle Untouched for More Than 4 Billion Years
Gigantic Masses in Earth’s Mantle Untouched for More Than 4 Billion Years

This image shows the divisions between Earth’s layers. The ancient, continent-sized rock regions encircle the liquid outer core. Anc...

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Scientist Discovers Unusual New Mineral Inside a Diamond
Scientist Discovers Unusual New Mineral Inside a Diamond

A Ph.D. student at the University of Alberta has discovered a new and curious mineral inside a diamond unearthed from a mine in South A...

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What Happens When Magnetic North and True North Align?
What Happens When Magnetic North and True North Align?

The lines of the Earth’s magnetic field come vertically out of the Earth at the south magnetic pole and go vertically down into the Earth...

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Scientists Uncover 550 Million-Year-Old Fossils of Bug Trails
Scientists Uncover 550 Million-Year-Old Fossils of Bug Trails

A fossil of Yilingia spiciformis and the track it left as it moved. (Z. Chen et al. / Nature) A 550-million-year-old worm was one of ...

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There's a Lost Continent Hiding Beneath Europe
There's a Lost Continent Hiding Beneath Europe

Photo: The Sun Researchers uncovered traces of a lost continent that disappeared under what is today Europe about 120 million years a...

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Rocks at Asteroid Impact Site Record First Day of Dinosaur Extinction
Rocks at Asteroid Impact Site Record First Day of Dinosaur Extinction

Asteroid as Powerful as 10 Billion World War II Atomic Bombs May Have Wiped Out the Dinosaurs When the asteroid that wiped out the di...

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Pyrite: Interesting Facts About  Fool's Gold
Pyrite: Interesting Facts About Fool's Gold

Pyritized ammonite. From Saratov Russia. Upper Callovian (around 162 million years). Photo: Leah Luten Pyrite  is an iron sulfide with...

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Researchers Unearth 'New' Mass-extinction
Researchers Unearth 'New' Mass-extinction

A team of scientists has concluded that earth experienced a previously underestimated severe mass-extinction event, which occurred abou...

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Yellowstone’s Steamboat Geyser Breaks Yearly Eruption Record
Yellowstone’s Steamboat Geyser Breaks Yearly Eruption Record

The Steamboat Geyser at Yellowstone National Park just broke a record. According to the US Geologic Survey, the world’s tallest activ...

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 M5.9 Earthquake Detected Off Oregon Coast
M5.9 Earthquake Detected Off Oregon Coast

A strong earthquake has hit the off coast region of Oregon on Thursday morning, according to United States Geological Survey earthquak...

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What Drives Plate Tectonics?
What Drives Plate Tectonics?

Global paleomagnetic plate reconstructions a. 270 Ma, b. 180 Ma, and inset the Present Tethyan Realm. Credit: ©Science China Press Pl...

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Scientists Confirm The Discovery of a Mineral Never Before Seen in Nature
Scientists Confirm The Discovery of a Mineral Never Before Seen in Nature

Inside the Wedderburn meteorite. Source: Rodney Start/Museums Victoria  Mineral 'NEVER seen before in nature' is discovered in...

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