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A car that runs on just hydrogen and solar power has completed a journey through Australia - the first crossing of a continent for a car of this type.

The spacecraft will investigate the colossal explosions in the Sun's atmosphere known as solar flares. These dramatic events release energy equivalent to tens of millions of hydrogen bombs in just a few minutes...

Scientists have retrieved the damaged science canister from the Genesis mission and taken it to a clean room at the US Army base where it crashed. A team of specialists plucked pieces of dirt and mud that had lodged in the canister after it smashed at high speed into the Utah desert. The Nasa Genesis team says it will begin examining the contents of the capsule later on Thursday. Scientists are hopeful they can recover some of its solar...

... solar films on buildings with enough left over to feed a surplus back into the grid. Tomáš J. Fülöpp 20071113: I expected something very similar to this. I thought bricks (or other construction materials) could be mass made with photovoltaic capabilities. they'd be modular, so large walls would produce more energy. and they could be cheap, because even low efficiency technology would be enough to provide enough...

A sustainable energy initiative that will start with a huge solar project in the Sahara desert has been announced by a consortium of 12 European businesses.

The cost of installing and owning solar panels will fall even faster than expected according to new research.