Archive: 28/05/2010

In deserts, which dunes are the most stable?

By modeling a desert where the wind blows in two directions, French researchers from CNRS and Universite Paris Dideror have succeeded in observing and highlighting, for the very first time, the formation process and long-term ...

dateMay 28, 2010 in Earth Sciences
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The turbulent past of the Milky Way's black hole

The supermassive black hole at the center of our Galaxy went through turbulent times over the past centuries. We know this thanks to its surrounding molecular clouds, whose varying X-ray and gamma-ray luminosity reflects ...

dateMay 28, 2010 in Astronomy
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