Tag Archives: Physics Today

Size-sorted sand creates uncommon length scale in windblown formations

Posted on July 2, 2018 by

A combination of grain-size distribution and critical wind speed is responsible for megaripples. Continue reading →

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Friction remembers its past

Posted on June 27, 2018 by

Experiments show that frictional interfaces age and bounce back. Continue reading →

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Quieting a room with metamaterial wall panels

Posted on June 21, 2018 by

Specially designed surface sculpts sound waves in a room. Continue reading →

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New tools for forecasting steam-blast eruptions

Posted on June 1, 2018 by

Satellite data can pinpoint predictors of future explosive activity. Read more in Physics Today…

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How to build megaripples out of sand

Posted on May 30, 2018 by

Sorting of grains by steady winds produces rare formations larger than ripples but smaller than dunes. Continue reading →

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A Kilauea eruption like no other

Posted on May 16, 2018 by

The famously active Hawaiian volcano typically erupts at existing fissures and triggers minor earthquakes. This latest event has no such limitations. Continue reading →

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Forecasting steam-burst eruptions

Posted on April 20, 2018 by

Satellite data can pinpoint the locations of potentially life-threatening geothermal events.   Continue reading →

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An eruption mechanism for underwater volcanoes

Posted on April 12, 2018 by

A new model explains how some lava that rises from the seafloor eventually sinks back down.   Continue reading →

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Lab experiments mimic the origin and growth of astrophysical magnetic fields

Posted on April 1, 2018 by

A turbulent, laser-generated plasma can amplify magnetic fields to cosmic scales. Continue reading →

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Move a plateau, change a climate

Posted on March 3, 2018 by

Climate models explore how changes in the Tibetan Plateau’s latitudinal position and elevation may have affected ancient Asia’s climate. Continue reading →

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