Archive: 11/01/2013

Solar variability and terrestrial climate

(Phys.org)—In the galactic scheme of things, the Sun is a remarkably constant star. While some stars exhibit dramatic pulsations, wildly yo-yoing in size and brightness, and sometimes even exploding, the luminosity of ...

dateJan 11, 2013 in Space Exploration
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Producing high-tech steel cheaply and efficiently

A new plant for desulfurizing pig iron is reducing the costs of steel production. Developed by Siemens, this innovative process makes it possible to more precisely dose the various desulfurizing agents that are injected into ...

dateJan 11, 2013 in Engineering
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