Now playing Next World News Ocean plastic is a big problem. Blockchain could help. The nonprofit Plastic Bank offers cryptocurrency in exchange for collected plastic waste. 17/10/2018
Now playing Next Ireland Facebook hack affected 3 million Europeans, Irish official says Facebook could face a sizable fine due to the E.U.'s General Data Protection Regulation. 16/10/2018
Now playing Next USA Tech figureheads lead tributes to Microsoft co-founder Paul Allen | The Cube Microsoft co-founder Paul Allen has died of cancer aged 65 16/10/2018
Now playing Next World News Facebook bans false information about voting ahead of midterms The social networking company announced the change in policy on Monday, three weeks before the Nov. 6 midterm elections, as voter mobilization efforts are heating up. 16/10/2018
Now playing Next World News Facebook posts may point to depression, study finds The findings raise significant privacy issues, the researchers said. 16/10/2018
Now playing Next World News How much does space travel cost? With the rise of private spaceflight, costs are falling — but leaving the planet is still far from cheap. 16/10/2018
Now playing Next USA Microsoft co-founder Paul Allen dies at 65 Allen died in Seattle from complications from non-Hodgkin's lymphoma, his family said in a statement released by Vulcan Inc, a company Allen founded to pursue his various interests. 16/10/2018
Now playing Next World News Watch what happens when a drone smashes into an airplane wing Dramatic experiment spotlights the growing risk of collisions between drones and other aircraft. 15/10/2018
Now playing Next World Donald Tusk tears through Paris on a scooter European Council President Donald Tusk impressed everyone by cruising through the Paris on a fashionable electric scooter. 15/10/2018
Now playing Next World News Driverless car hype gives way to e-scooter mania among technorati Millions of dollars in funding and billions of dollars in valuations have made scooters the next big thing since the last big thing. 15/10/2018
Now playing Next World News Fake software update turns computers into cryptocurrency miners Cryptojacking, which uses unsecured computer systems to mine cryptocurrency, has rapidly emerged as a popular tool with hackers looking to 15/10/2018
Now playing Next World News Watch Boston Dynamics' Atlas robot do parkour and try not to squirm Some people find the bot's remarkable agility unsettling. 15/10/2018
Now playing Next World News Tech titans feud over funding for homeless 'Homelessness is all of our responsibility,' Salesforce chief Marc Benioff tweeted to Twitter co-founder Jack Dorsey. 13/10/2018
Now playing Next World News Soyuz astronauts' emergency descent was a harrowing, high-G ordeal A ballistic re-entry is "basically an unguided, uncontrolled free fall." 11/10/2018
Now playing Next World News DNA databases can now identify most Americans "Genetic genealogy databases act like a GPS system for anonymous DNA," one researcher said. 11/10/2018
Now playing Next World News Facebook takes down hundreds of U.S. news pages for spam The removal is an escalation of the company's battle against fake or sensationalist news stories. 11/10/2018
Now playing Next World News Dow Jones opens with triple-digit losses after global markets plunge overnight President Donald Trump blamed the Federal Reserve for the market plunge, saying the Fed was "going loco." 11/10/2018
Now playing Next World News Google wants to help screen those incessant robocalls It's robots fighting robots as Google uses its artificial intelligence to respond to spam calls. 11/10/2018
Now playing Next World News Snapchat launches original video series but problems loom The project, called "Snap Originals," will start with 12 shows featuring a mix of scripted series and reality content. 11/10/2018
Now playing Next World News Instagram to use artificial intelligence to detect bullying in photos The move highlights efforts from tech companies to use automation to moderate their platforms. 10/10/2018