
Exiled stars explode far from home
Sharp images obtained by the Hubble Space Telescope confirm that three supernovae discovered several years ago exploded in the dark emptiness of intergalactic space, having been flung from their hom ... more
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NASA 'flying saucer' launch set for Friday
Bad weather led the US space agency to postpone until Friday the first test of the largest parachute ever deployed, with the view of one day using it to land on Mars. ... more
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Fossil fuels harm health from 'cradle to grave': report
Trash, mulch and security: All jobs for troops in Washington
Rising oceans to threaten 1.5 million Australians by 2050: report
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Baltic states exploring joint air defense system
Baltic countries are exploring possible joint development of a mid-range air defense system as a result of regional tensions. ... more
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An effective strategy for the 21st century
Every American president, probably dating back to George Washington, has been criticized for having no strategy or the wrong strategy. President Barack Obama is no exception. Of course, having a single overarching and existential threat such as Nazi Germany or the Soviet Union made strategizing much easier. ... more
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Novel X-ray lens sharpens view into the nano world
A team led by DESY scientists has designed, fabricated and successfully tested a novel X-ray lens that produces sharper and brighter images of the nano world. The lens employs an innovative concept ... more
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Thin coating on condensers could make power plants more efficient
Most of the world's electricity-producing power plants - whether powered by coal, natural gas, or nuclear fission - make electricity by generating steam that turns a turbine. That steam then is cond ... more
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Chemists discover key reaction process in sodium-oxygen battery
Chemists at the University of Waterloo have discovered the key reaction that takes place in sodium-air batteries that could pave the way for development of the so-called holy grail of electrochemica ... more
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