4-D imaging with liquid crystal microlenses

Most images captured by a camera lens are flat and two dimensional. Increasingly, 3-D imaging technologies are providing the crucial context of depth for scientific and medical applications. 4-D imaging, which adds information ...

Satellite observations improve earthquake monitoring, response

Researchers at the University of Iowa and the U.S. Geological Survey have found that data gathered from orbiting satellites can provide more accurate information on the impact of large earthquakes, which, in turn, can help ...

Remote island beach plastics point to greater waste problem

The world may be seriously underestimating the amount of plastic waste along its coastlines, researchers said Thursday as they unveiled findings showing hundreds of millions of plastic fragments on a remote Indian Ocean archipelago.

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