Now playing Next USA Zeppelins stopped flying after the Hindenburg disaster. Now scientists want to bring them back. The proposed airships would move cargo more efficiently than oceangoing freighters — and produce far less pollution. 19/08/2019
Now playing Next USA Apple and Amazon push to keep their tax breaks. France says 'non.' Despite their best efforts, European and American politicians have been unable to close the tax loopholes employed by Google, Facebook and Amazon. 19/08/2019
Now playing Next USA Twitter and Facebook say China-linked accounts sought to 'sow political discord' in Hong Kong Twitter said it pulled down 936 troll accounts, many of which pushed conspiracy theories about the protest groups, according to examples shared by the company. 19/08/2019
Now playing Next Green News Could cashew nuts be the future of environmentally friendly sunscreen? 'Green scientists' in Johannesburg, South Africa have discovered a way to make eco-friendly sun-blocking products from the shells of cashew nuts. 19/08/2019
Now playing Next USA This huge telescope could lead us to alien life. First it has to get off the ground. Astronomers and protestors are at an impasse over a plan to build the Thirty Meter Telescope atop a dormant volcano on the Island of Hawaii. 18/08/2019
Now playing Next USA Scientists ventured inside a rare 'fire cloud.' Here's what they found. New research on the clouds aims to improve forecasts of weather and air quality. 17/08/2019
Now playing Next USA Russian hackers, town budgets, Windows updates: Officials grapple with realities of election security Inside a 21-seat conference room in Silver Spring, Maryland, a meeting of the Election Assistance Commission convened to talk about a software update touched on much more. 16/08/2019
Now playing Next USA It's official: July was hottest month on record Nine of the 10 hottest Julys on record have occurred since 2005. The last five have been the five hottest Julys ever. 15/08/2019
Now playing Next USA Space dust from ancient supernova found hiding in Antarctica The cosmic grains originated in a stellar explosion millions of years ago. 14/08/2019
Now playing Next USA What are earthquakes, and what causes them? The shaking tends to occur along zones of weakness in underground rock formations. 13/08/2019
Now playing Next world news Two vaccines show significant promise in fight against Ebola virus The head of WHO, Tedros Adhanom-Ghebreyesus, said: "We can now offer patients an even better chance of survival." 13/08/2019
Now playing Next world news U.S.-based experts suspect Russia blast involved nuclear-powered missile U.S.-based experts suspect Russia blast involved nuclear-powered missile 10/08/2019
Now playing Next world news Buckle up! Researchers warn of more turbulence due to climate change Potentially dangerous turbulence is becoming more common on transatlantic flights because of changes linked to climate change, according to a study. 08/08/2019
Now playing Next United Kingdom Could an artificial tongue scotch the fake whisky trade? Scottish engineers built a tiny taster that, like a human tongue, is able to distinguish between subtle differences in taste. 07/08/2019
Now playing Next World Lift off! Europe's latest satellite rockets into space The satellite will join a constellation that forms the European Data Relay System which enables users to observe the Earth almost in real-time. 07/08/2019
Now playing Next USA This ice-making submarine would pop out bergs to replace dwindling sea ice Proposed vessel would ply polar waters as part of plan to curb climate change, but scientists have their doubts. 06/08/2019
Now playing Next USA WWII submarine found off Alaskan islands almost 80 years after it vanished The bow of the wrecked sub, which disappeared in 1942, was found 2,700 feet below the surface. 05/08/2019
Now playing Next USA New study shows our home galaxy is 'shaped like a Pringle' New research shows our home galaxy is warped and twisted. 05/08/2019
Now playing Next USA Network provider Cloudflare to drop 'lawless' 8chan after El Paso shooting Cloudflare CEO Matthew Prince said the anonymous internet forum's "lawlessness" caused "multiple tragic deaths." 05/08/2019
Now playing Next USA Einstein showed Newton was wrong about gravity. Now scientists are coming for Einstein. New research confirms Einstein's theory of gravity but brings scientists a step closer to the day when it might be supplanted by something new. 03/08/2019