News tagged with surface wave

Novel holographic antenna designs and uses

Holographic antennas first studied around 40 years ago are again a hot topic given the potential of holographic images for a variety of applications. EU researchers developed novel prototype devices based ...

May 30, 2012
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NASA image: Wilfire smoke over Alaska

On June 19, 2013, the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Aqua satellite captured this image of smoke from wildfires burning in western Alaska.

Jun 21, 2013
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Heat intensifies Siberian wildfires

The summer of 2012 was the most severe wildfire season Russia had faced in a decade. 2013 might be headed in the same direction after an unusual heat wave brought a surge of fire activity in northern Siberia ...

Aug 07, 2013
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Homing in on a potential pre-quake signal

In a new analysis of the 2004 magnitude 6.0 Parkfield earthquake in California, David Schaff suggests some limits on how changes measured by ambient seismic noise could be used as a pre-earthquake signal.

Aug 02, 2012
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