Now playing Next World News Scientists are blowing up big batches of homemade lava. Here's why. The experiments could help researchers understand how volcanic eruptions generate dangerous "lava bombs." 16/12/2018
Now playing Next World News Boys need better access to mental health care. Why aren't they getting it? "If you can't turn to someone in your life and say how you are really feeling, then you're only going to end up hurting yourself somehow down the road." 16/12/2018
Now playing Next France 'Gilets jaunes' act V sees drop in turnout France's 'gilet jaune' (yellow vest) protesters gathered in Paris for what they called "act five" of their demonstrations against the government. 15/12/2018
Now playing Next World News Yemen's warring sides agree to partial truce, U.N. chief says Around 22 million of Yemen's 29 million people are in need of aid. 13/12/2018
Now playing Next Nepal Flood concerns over Everest's picturesque glacial lakes Hundreds of these lakes have appeared out of nowhere in the Himalayas in recent decades. A 2014 survey found one quarter of Nepal's glaciers shrunk between 1977 and 2010, leaving behind 1,466 lakes. 12/12/2018
Now playing Next Norway Norway opens Chinese-built bridge in Arctic Circle The Halogaland Bridge in Norway is now the longest suspension bridge in the Arctic Circle 10/12/2018
Now playing Next World News France's finance minister warns of catastrophic effects of protests Damages from the protests will have to be paid for by the government, the public and insurers, said France's Finance Minister Bruno Le Maire. 09/12/2018
Now playing Next Italy Verdi's "Attila" opens La Scala season Triumph for Chailly and Abdrazakov as audience warms to tale of fall of Rome. 08/12/2018
Now playing Next Belgium Hungary accuses Brussels of censorship over controversial billboard The Hungarian government sent a truck mounted with a billboard to Brussels, which suggested a link between immigration and terror attacks. 07/12/2018
Now playing Next World News Yemen's warring parties talk as 12 million suffer from 'severe hunger' Previous peace efforts have failed, with both sides unwilling to compromise. "This is a country that is in a catastrophe," one U.N. official said. 05/12/2018
Now playing Next World News 'Cheating' gorillas show clever puzzle-solving The 'cheating' involves a wall-mounted device where the aim is to guide a peanut through a series of obstacles. 04/12/2018
Now playing Next World News U.S.-based photographer vanishes in China "The reality in China is you never know if you're going to get into trouble because there are no written rules," he said in an interview last year. 30/11/2018
Now playing Next World News U.K. cybersecurity agency mounts transparency push The goal is to prevent cyberattacks like "WannaCry," which paralyzed computer systems around the world in May 2017. 29/11/2018
Now playing Next World News Mother and 10-month-old daughter killed by grizzly bear outside their remote cabin The mother, a 37-year-old schoolteacher, was on maternity leave. She and her family had been staying in a lake cabin in the Yukon for three months. 28/11/2018
Now playing Next World News Russia follows up sea clash by deploying anti-aircraft missiles The Ukrainian president believes his country is under the "extremely serious" threat of a land invasion. 28/11/2018
Now playing Next World News NASA's InSight spacecraft sends 'selfie' back to earth NASA's InSight spacecraft sends 'selfie' back to earth 27/11/2018
Now playing Next Next Series How augmented reality will make surgery safer In partnership with The European Commission New technology will push surgery forward by using augmented reality. 26/11/2018