Tuesday, January 15, 2019
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Artist depiction of the MMS spacecraft that provided the first view of magnetic reconnection. Credit: NASA/GSFC
Earth

Scientists Help Provide First-Ever Views of Elusive Energy Explosion

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The experiment on La Palma: The laser beam (yellow) generates an artificial guide star in the mesosphere. This light is collected in the receiver telescope (front left). The laser source and the receiver telescope are eight meters away from each other. Credit: Copyright Felipe Pedreros Bustos
Earth

Earth’s magnetic field measured using artificial stars at 90 kilometers altitude

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Earth

Scientists theorize new origin story for Earth’s water

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Earth

Researchers confirm Earth’s inner core is solid

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The island of Daphne to the north of Santa Cruz
Earth

Mineral discoveries in the Galapagos Islands pose a puzzle as to...

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Mekong River
Earth

New understanding of Mekong River incision

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Earth's mantle (dark red) lies below the crust (brown layer near the surface) and above the outer core (bright red).
Earth

A wrench in Earth’s engine: Stagnant slabs

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The Hunga Island Tonga Hunga Ha'apai
Earth

Mountains create biodiversity

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Panhandle of Texas
Earth

The origins of the High Plains landscape

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The observed direction of polar motion, shown as a light blue line, compared with the sum (pink line) of the influence of Greenland ice loss (blue), postglacial rebound (yellow) and deep mantle convection (red). The contribution of mantle convection is highly uncertain.
Earth

Scientists identify three causes of Earth’s spin axis drift

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The diamond anvil in which samples of magnesiowüstite
Earth

Experiments using Diamond Anvils Yield New Insight into the Deep Earth

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Palouse Falls State Park in Washington
Earth

From crystals to climate: ‘Gold standard’ timeline links flood basalts to...

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Vavilov Ice Cap in the Russian High Arctic
Earth

Unprecedented ice loss in Russian ice cap

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Radium from within rock leaches from clay minerals that transfer highly radioactive radium-228 and an organic phase that serves as the source of radium-226.
Earth

How slick water and black shale in fracking combine to produce...

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Earth

A timescale for the origin and evolution of all of life...

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Ancient tiger eye BIF (banded iron formation)
Earth

Laughing Gas May Have Helped Warm Early Earth and Given Breath...

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Oldest rock on Earth
Earth

Meteorite bombardment likely to have created the Earth’s oldest rocks

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Artists impression of white dwarf star (on right) showing dust disc, and surrounding planetary bodies.
Earth

Study of material surrounding distant stars shows Earth’s ingredients ‘pretty normal’

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Iron-silica particles helped shield cyanobacteria like these, which played a key role in the oxygenation of Earth's atmosphere according to new research from UAlberta.
Earth

Iron-silica particles unlock part of the mystery of Earth’s oxygenation

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Artistic depiction of early Earth blasted by solar system debris.
Earth

Chemical footprint in present-day atmosphere mimics that observed in ancient rock

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