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Geology & Geophysics

News 1 August 2016

Bacteria Preserve Record of Earth's Magnetic Fields

Tiny yet stable magnetized particles created by microbes long ago could help scientists better determine the strength and orientation of ancient magnetic fields.

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Geochemistry, Mineralogy, Volcanology

News 13 July 2016

Surveying Alaskan Minerals from Afar

By using hyperspectral imaging, researchers test their ability to find copper in remote areas.

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Geology & Geophysics

News 28 June 2016

Eyjafjallajökull Gave Lava and Ice Researchers an Eyeful

New insights from the 2010 eruption may help volcanologists determine how glaciers shaped ancient lava flows.

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Ocean Sciences

News 22 June 2016

Stars and Swells Guide a Polynesian Canoe Around the World

Modern oceanographers and ancient navigators rely on similar waves to study the world's oceans.

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Biogeosciences

News 15 June 2016

Silty Streams Muddy Freshwater Conservation Issues

Throughout the Pacific Northwest, dirt from unpaved roads can clog streams, threatening fish habitats. Scientists have only a murky understanding of how to clear up these turbid waters.

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Ocean Sciences

News 13 June 2016

"Sunken City" Was Really Made by Microbes

What scientists thought was a sunken Greek city turns out to be the fossils of an ancient hydrocarbon seep from several million years ago.

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Atmospheric Sciences

News 6 June 2016

Humans Misread Wind Speeds, Skewing a Major Hazards Database

Weather spotters who report storm measurements and observations to a U.S. national compendium of storm data often exaggerate winds speeds—by about one third, on average.

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Geochemistry, Mineralogy, Volcanology

News 1 June 2016

Pharaoh's Iron Dagger Made from a Meteorite, Study Confirms

After examining the metal under bombardment by X-rays, scientists find the composition of King Tutankhamun's knife blade matches "iron of the sky."

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Atmospheric Sciences

News 25 May 2016

Storms Cause Infrequent Turbulence for Aircraft, New Study Finds

Scientists using lightning sensors to automate air-turbulence detection have found evidence that storms jostle aircraft much less than previously thought.

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Geochemistry, Mineralogy, Volcanology

News 4 May 2016

As Lava Flows, Refined Model Predicts a Path

Simulations that melded volcano topography, satellite observations, and virtual lava accurately anticipated the destruction of villages 18 months ago by Cape Verde's Fogo volcano.

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