Astronomers have discovered what they believe to be the largest explosion ever detected. The explosion is more than 10 times brighter than any recorded exploding star – known as a supernova. So far it has lasted more than three years, much longer than most supernovae which are usually only visibly bright for a few months. […]
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Almost half of products cleared so far under a new US federal ‘biofuels’ program are not, in fact, biofuels The Environmental Protection Agency (EPA) recently gave a Chevron refinery the green light to create fuel from discarded plastics as part of a climate-friendly initiative to boost alternatives to petroleum. But, according to agency records obtained […]
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