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17-Jul-13
"A £60m pledge from the UK government puts Reaction Engines' Sabre rocket on course to change space exploration forever"
11-Jul-13
"A combination of burning trees for energy and capturing and storing carbon dioxide could offset and even reverse emissions"
11-Jul-13
New studies suggest injecting water for geothermal power or fracking can lead to larger earthquakes than previously thought _blank
8-Jul-13
"...concerns over the greenhouse savings from biofuels, and the potential for food price rises as crops are diverted to produce ethanol."
8-Jul-13
"Human-powered helicopter hovers for more than a minute, defying sceptics' claims it was scientifically impossible"
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