Solar Impulse's biggest legacy will be in your home - not in the skies
University of Oxford's Neil Ashton considers the wider impact of the historic first round-the-world solar powered plane journey
After 12 years of planning and testing, Solar Impulse has finally completed its epic voyage around the world. The solar-powered plane first set off from Abu Dhabi 16 months ago, and it has since travelled...
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Budget battlegrounds are further evidence of short-termism
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Tie-ups look set to become a leading trend as oil and gas companies scramble for a piece of the zero carbon pie
