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 world news The month of June will go to extra time with a leap second The month of June will be longer than last year – and that’s official. Yes, you will have more time on your hands on June 30th. A lengthy summer 25/06/2015
Now playing Next World Knowledge is power: how Big Data is transforming education Big Data is a big idea circulating in the worlds of government, business and academia which, its supporters say, promises to revolutionise the way we 22/05/2015
Now playing Next USA Google's self-drive car prepares for first test drive around town "After more than 1.7 million miles we have had 11 accidents. Not once was the self-driving car the cause" - Google 15/05/2015
Now playing Next USA Google hails safety record as self-driving car crash data published The first quantifiable data for traffic accidents involving self-driving cars have been made public and appear to offer promising news for companies 12/05/2015
Now playing Next Spain Spain: Hologram rally outside parliament defends right to protest A virtual protest has been held outside Spain’s parliament, showing projected ‘people’ marching and chanting, to denounce a contested new security 11/04/2015
Now playing Next Germany China gets top billing at Germany tech show CeBit China takes centre stage at this year's CeBit fair in Hanover, where the Asian giant will showcase over 600 companies. 16/03/2015
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 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 Culture news 4yfn Barcelona: What 21st century skills do we need to succeed? 06/03/2015