Archive: 20/07/2009

US energy use drops in 2008

Americans used more solar, nuclear, biomass and wind energy in 2008 than they did in 2007, according to the most recent energy flow charts released by the Lawrence Livermore National Laboratory. The nation used less coal ...

dateJul 20, 2009 in Energy & Green Tech
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Testing relativity in the lab

Even Albert Einstein might have been impressed. His theory of general relativity, which describes how the gravity of a massive object, such as a star, can curve space and time, has been successfully used to predict such astronomical ...

dateJul 20, 2009 in General Physics
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