Microalgae: Could it become a food of the future?

Tens of thousands of ordinary people have had to flee their homes – with hundreds killed or injured in recent weeks – as Taliban insurgents continue to gain ground in Afghanistan. As foreign troops withdraw, many Afghans fear a brutal return to the regime of the 1990s, which was characterised by public executions, stonings and…

BBC China correspondent John Sudworth has left Beijing and moved to Taiwan after pressure and threats from the Chinese authorities. Even as we were leaving we were followed by plain clothes policeman through the departure hall of the airport, he told BBC World News. It was a reminder of the “grim reality of reporting in…

Cloud gaming has been called the future of video games, with all the action produced in a data centre rather than on an expensive PC or console in the home. The benefits include never having to download software updates and being able to play anywhere, not just in the living room – but gamers will…

Provocative weakness shown in US troop withdrawal, a former security adviser to Dick Cheney says.

China is celebrating the 100th anniversary of the ruling Communist Party with a crowd of about 70,000 people in Beijing’s iconic Tiananmen square. President Xi Jinping told the country that the Chinese people would not allow a foreign power to bully or subjugate them and that China would resolve the “Taiwan question” to achieve complete…

Jen Copestake looks at some of the best technology news stories of the week including: Customers can now buy a Tesla car with cryptocurrency Bitcoin, company chief Elon Musk announces Nintendo and Niantic, the companies behind Pokemon Go, announce a long-term deal to collaborate on augmented reality apps Microscopic robots deliver drugs into the brains…