COLU @ CONCEPTS

Image copyright AFP US President Donald Trump has lashed out at Japan over trade and said he would push for a fairer economic relationship between the two countries. Speaking to business leaders in Tokyo on Monday he said Japan "has been winning" on trade in recent decades. He also called on Japan to build more cars in America. Mr Trump's comments come at the start of a 12-day Asian tour which is expected to be dominated by North Korea and trade. The US leader said his country had "suffered massive trade deficits at the hands of Japan for many, many years". "We want free and reciprocal trade but right now our trade with Japan is not free and it's not reciprocal and I know it will be and we've started the process," Mr Trump told the group of US and Japanese executives. He praised Japan, which counts the US as its second largest trade partner after China, for buying American military hardware. Mr Trump also said he wanted his coun...

Image copyright GETTY IMAGES Image caption Jerome Powell had been widely tipped as the top choice President Donald Trump has named Jerome Powell as his pick to lead the Federal Reserve. Mr Powell, a Republican and multi-millionaire, currently serves as a member of the bank's board, to which he was appointed in 2012. He had been widely tipped as the top choice for more than a week. Analysts regard him as a status quo candidate, likely to continue the Fed's current policies of gradually raising interest rates. Jerome Powell: Who is Trump's Fed chair nominee? President Trump said Mr Powell, known as Jay, commanded the respect of both parties and urged swift Senate confirmation. "I am confident that Jay has the wisdom and leadership to guide our economy through any challenges," he said during the announcement in Washington. President Trump interviewed five candidates for the role, including current chair Janet Yellen, whose term finishes in February....

Image copyright GETTY IMAGES Image caption The town of Odaka in Fukushima was devastated by a 2011 earthquake and tsunami Drones are delivering food to residents of a Japanese town devastated by the Fukushima nuclear disaster where access to shops is limited. Residents were allowed to return to the Minamisoma area last year but obtaining supplies can be difficult. Operators of the drone food delivery service said it was the first of its kind in Japan. A 2011 earthquake and tsunami in Fukushima  triggered the worst nuclear disaster since Chernobyl . Convenience store chain Lawson has worked with e-commerce firm Rakuten and this week launched a drone service in the Odaka district of the city of Minamisoma, which has a large population of older people. The district is roughly within a 20km radius of the Fukushima Daiichi Power Station, the site of the nuclear disaster triggered by an earthquake and tsunami six years ago. People were forced to leave their homes because of r...

Image copyright SHARE LAB Image caption Vladan Joler says that all Facebook users are effectively working on behalf of the company Facebook's collection of data makes it one of the most influential organisations in the world. Share Lab wanted to look "under the bonnet" at the tech giant's algorithms and connections to better understand the social structure and power relations within the company. A couple of years ago, Vladan Joler and his brainy friends in Belgrade began investigating the inner workings of one of the world's most powerful corporations. The team, which includes experts in cyber-forensic analysis and data visualisation, had already looked into what he calls "different forms of invisible infrastructures" behind Serbia's internet service providers. But Mr Joler and his friends, now working under a project called  Share Lab , had their sights set on a bigger target. "If Facebook were a country, it would be bigger than China...