Light bulbs in the crosshairs of Trump administration's environmental rollbacks
The Trump administration has been on a spree of environmental rollbacks, including air and auto emissions. Its next target: light bulbs.
The Trump administration has been on a spree of environmental rollbacks, including air and auto emissions. Its next target: light bulbs.
Environment
Feb 15, 2019
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Dutch electronics giant Philips said Tuesday its 2018 headline earnings plunged more than 40 percent, reflecting the disposal of its lighting business, but underlying profit rose while sales were steady.
Business
Jan 29, 2019
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The transition from light bulbs to LEDs has drastically cut the amount of electricity we use for lighting. Most of the electricity consumed by incandescent bulbs was, after all, dissipated as heat. We may now be on the verge ...
General Physics
Aug 17, 2018
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Scientists have managed to separate two liquids in a mixture using a laser, which they claim will lead to new ways of manipulating matter and creating crystals for industry.
Materials Science
Mar 6, 2018
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General Electric has reached an agreement to sell its overseas lighting operations in Europe, the Middle East, Africa and Turkey, the conglomerate said Thursday.
Business
Feb 16, 2018
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By shining a laser along the inside shell of an incandescent light bulb, physicists have performed the first experimental demonstration of an accelerating light beam in curved space. Rather than moving along a geodesic trajectory ...
Light-emitting diodes—or LEDs, as they are commonly known—have been slowly replacing incandescent light bulbs in applications ranging from car taillights to indicators on electronics since their invention in the 1960s.
Nanophysics
Nov 21, 2017
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For the first time, engineers at Caltech have created a stable ring of plasma in open air—essentially capturing lightning in a bottle, but without the bottle.
Plasma Physics
Nov 15, 2017
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Physicists at Aalto University have discovered a microscopic mechanism that will allow gallium nitride semiconductors to be used in electronic devices that distribute large amounts of electric power.
Electronics & Semiconductors
Nov 10, 2017
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Brown University researchers have demonstrated for the first time a method of substantially changing the spatial coherence of light.
Optics & Photonics
Oct 18, 2017
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