ScienceDaily: Top Technology News

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Distant quasar illuminates a filament of the cosmic web Posted: 19 Jan 2014 11:24 AM PST Astronomers have discovered a distant quasar illuminating a vast nebula of diffuse gas, revealing for the first time part of the network of filaments thought to connect galaxies in a cosmic web. Using the 10-meter Keck I Telescope at the W. M. Keck Observatory in Hawaii, researchers detected a very large, luminous nebula of gas extending about 2 million light-years across intergalactic space.

Harnessing randomness to improve lasers Posted: 18 Jan 2014 09:24 AM PST The first electrically pumped random lasers for mid-infrared radiation are set to enable applications in sensing and imaging.

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