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LED light pollution: Can we save energy and save the night?

New streetlight installations have resulted in a dramatic increase in scattered light, but cities can avoid adding to it by asking the right questions.

Automatic analysis of x-ray images enables on-site screening for tuberculosis infection, addressing the shortage of trained radiologists in rural Kenya.
8 October 2015
Photosensitive bacteriorhodopsin is used in a new artificial system with visual receptive fields that can respond selectively to contrasts in luminance, direction of movement, line orientation, and spatial frequency.
7 October 2015
The realization of topological insulators for photons could have a major impact on optical devices, making them more robust and more energy efficient.
7 October 2015
A 12m-wide, segmented-mirror space telescope would search for Earth-like planets around Sun-like stars to answer the questions: Are we alone? How did we come to be?
5 October 2015
Grade-school students in New York City can have a hands-on educational experience with a scanning electron microscope on board the BioBus.
2 October 2015
Solar cell innovator 1366 to build new wafer plant in upstate NY
Factory will scale to more than 3GW of capacity and produce more than 600 million silicon wafers annually.
8 October 2015
Lithium battery production boosted by laser drying
Fraunhofer-devised method halves energy bill by removing need for oven and vacuum technologies.
7 October 2015
Bruker joins portable LIBS bandwagon
Firm is latest to offer scrap dealers and others a hand-held laser tool for instant chemical analysis of metals.
7 October 2015
Boubacar Kante: Metamaterials development will benefit from industry-research collaboration


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