Thursday, June 20, 2019
Earth

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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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Blue Diamond
Earth

What makes diamonds blue?

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Earth

Sound waves reveal enormous diamond cache deep in Earth’s interior

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Earth's youngest banded iron formation in western China.
Earth

Scientists discover Earth’s youngest banded iron formation in western China

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The Jeerinah Formation in Western Australia
Earth

Oxygen levels on early Earth rose, fell several times before great...

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Earth
Earth

Laser experiments lend insight into metal core at heart of Earth

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Earth
Earth

Scientists propose solution to ‘Gaia puzzle’

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These are Ediacaran fossils at Mistaken Point, Newfoundland.
Earth

Why life on Earth first got big

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Ediacaran carbonate rocks in Three Gorges area, Hubei Province
Earth

What caused the mass extinction of Earth’s first animals?

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Quartz analysis
Earth

Yosemite granite ‘tells a different story’ story about Earth’s geologic history

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