News tagged with light emission

2012: A record year for fuel economy

(Phys.org)—Although fuel economy of all new vehicles sold in the United States dipped slightly last month, 2012 was the best year ever for fuel efficiency, say researchers at the University of Michigan Transportation Research ...

dateJan 09, 2013 in Energy & Green Tech
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First 'bone' of the Milky Way identified

(Phys.org)—Our Milky Way is a spiral galaxy—a pinwheel-shaped collection of stars, gas and dust. It has a central bar and two major spiral arms that wrap around its disk. Since we view the Milky Way from ...

dateJan 08, 2013 in Astronomy
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X-raying stellar winds in a high-speed collision

(Phys.org)—Two massive stars racing in orbit around each other have had their colliding stellar winds X-rayed for the first time, thanks to the combined efforts of ESA's XMM-Newton and NASA's Swift space ...

dateOct 12, 2012 in Astronomy
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