27/05/2013

Helicopter-light-beams: A new tool for quantum optics

A light wave oscillates perpendicular to its propagation direction – that is what students learn in school. However, scientists of the Vienna University of Technology (TU Vienna) now perform atom-physics experiments with ...

Intelligent street lights adapt to conditions in Finland

VTT Technical Research Centre of Finland has developed a dimmable LED street light that consumes significantly less energy than current lighting systems, while improving the lighting characteristics. The street lights were ...

Models from big molecules captured in a flash

(Phys.org) —To learn how biological molecules like proteins function, scientists must first understand their structures. Almost as important is understanding how the structures change, as molecules in the native state do ...

Sagar sees Constitution at work in AP phone records seizure

The Justice Department's controversial seizure of Associated Press phone records highlights a messy but effective constitutional balancing act that ultimately benefits the country, said Rahul Sagar, an assistant professor ...

Lady bug, lady bug, eat up

(Phys.org) —Early morning raindrops, hanging on the leaves of Virginia Commonwealth University's Pollak Building's rooftop garden, acted as welcomed drinks of water for 1,500 lady bugs as they were introduced to their new ...

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