Now playing Next No Comment Solar cars try to make hay while the sun shines This is action from the world’s largest solar electric vehicle event in Australia, which race organisers are saying is the closest ever contested 20/10/2015
Now playing Next USA Solar Impulse completes record flight across Pacific A solar powered plane has successfully completed a record-breaking five-day nonstop solo flight across the Pacific Ocean. The Solar Impulse is the 03/07/2015
Now playing Next Japan Heading for Hawaii, Solar Impulse II takes off for the most risky leg of its round the world trip Solar Impulse II gets clearance for takeoff after a three week wait, and sets off to continue its historic journey. The solar powered aircraft took 29/06/2015
Now playing Next Japan Solar Impulse 2: team upbeat despite unscheduled Japan stop A solar plane attempting to fly around the world has been forced to land in Nagoya, Japan, because of bad weather. Swiss pilot Andre Borschberg had 01/06/2015
Now playing Next China Solar Impulse 2 pilot reports 'unbelievable' Pacific flight The solar-powerered plane attempting to circumnavigate the globe took off from Nanjing in China at the weekend, bound for Hawaii, with pilot Andre Borschberg reporting good progress. 31/05/2015
Now playing Next China Solar-powered plane lands in eastern China, prepares to cross Pacific Solar Impulse, the fuel-free airplane, arrived in Nanjing in eastern China on Tuesday, completing the sixth leg of its round-the-world flight. Pilot 22/04/2015
Now playing Next India Solar Impulse takes off from Oman on second-leg of record breaking trip A solar powered plane has started the second leg in its attempt to fly round the world without using fossil-derived fuels. Solar Impulse 2 took off 10/03/2015
Now playing Next Saudi Arabia Solar plane completes maiden leg of record attempt An attempt to make the first round-the-world flight in a solar-powered plane has got off to a flying start. Solar Impulse 2 has completed its maiden 09/03/2015
Now playing Next United Arab Emirates Solar Impulse plane takes off on historic round-the-world flight A plane powered solely by the sun has begun an unprecedented round-the- world flight after taking off from a runway in Abu Dhabi on Monday. The aim 09/03/2015
Now playing Next Spain EU summit looks to reduce energy dependency At an energy summit in Madrid, France, Spain and Portugal have agreed to seek ways of diversifying their energy dependence away from unstable 05/03/2015
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