The world’s oceans are filled with trace amounts of uranium, the primary fuel for nuclear power reactors. The trick is extracting it from the seawater. Now, scientists in the U.S. say they have done that using yarn, and extracted 5 grams of the powdered form of uranium used to produce reactor fuel. Faith Lapidus reports. …
Category: Технології
наукові та технологічні новини
Tech Companies Struggle With How to Curtail Offensive Speech
Tech companies like Google’s YouTube, Facebook and Twitter have long been global platforms for free expression but are increasingly facing calls to respond to offensive and abusive comments on their sites. Michelle Quinn reports this is an issue both in the U.S. and throughout the world. …
Google Workers Protest China Plan Secrecy
Google is planning a return to China. But the project is shrouded in secrecy, and employees are demanding transparency. According to a report by The New York Times on Thursday, August 16, a petition calling for more oversight and accountability in the project racked up more than 1,000 signatures. Reuters reported this month, the app …
Can Twitter Change Its ‘Core’ and Remain Twitter?
After long resisting change, Twitter CEO Jack Dorsey wants to revamp the “core” of the service to fight rampant abuse and misinformation. But it’s not clear if changing that essence — how it rewards interactions and values popularity — would even work. Though Dorsey was scant on details, what is certain is that the …
Little Leaguers Connect With Translate, Fortnite, Facebook
Outfielder Rolando Rodriguez from Panama heard a reporter’s question, but he doesn’t speak English. So Georgia shortstop Tai Peete helped him out, pecking the words into Google Translate to ask about how young baseball players are sharing technology during the Little League World Series. “It was easier than expected,” Rodriguez said of the language barrier, …
Experts: Cyberattacks Growing Increasingly Sophisticated
The rise of information sharing in the digital age has made it easier to disseminate knowledge, but it also brings with it heightened risks: from hackers stealing our information, to launching cyberwarfare and even potentially weaponizing legitimate platforms. This week on “Plugged In,” VOA Contributor Greta Van Susteren explores these challenges and how they are …
VOA Interview: Kara Swisher
Greta Van Susteren talks to technology journalist Kara Swisher about cybersecurity and privacy. …
US University Puts Electronic Assistants in All Student Housing
One American university is putting electronic voice-controlled assistants in every student housing room on campus. Saint Louis University recently announced it will equip every student living space with Amazon’s Alexa system. The school in St. Louis, Missouri, will place about 2,300 Echo Dot “smart” devices in all student dorms and other university housing. Officials said …
How To Tell if Art is Real or Fake? Ask Scientists at the Met
How do you know if a piece of art is real or fake? Ask a scientist. At New York’s Metropolitan Museum of Art, chemistry, physics and geology are all playing a part in the detective work of determining whether a work of art is original or a forgery. Now teens are learning the tricks of …
Modi Says India will Send Manned Flight into Space By 2022
India will send a manned flight into space by 2022, Prime Minister Narendra Modi announced Wednesday as part of India’s independence day celebrations. He said India will become the fourth country after Russia, the United States and China to achieve the feat and its astronaut could be a man or a woman. The space capsule …
Cubans Cheer as Internet Goes Nationwide for Day
Cuba’s government said it provided free internet to the Communist-run island’s more than 5 million cellphone users on Tuesday, in an eight-hour test before it launches sales of the service. Cuba is one of the Western Hemisphere’s least connected countries. State-run telecommunications monopoly ETECSA announced the trial, with Tuesday marking the first time internet services …
World’s First Commercial 3D-Printed Concrete Homes Planned
The world will soon have its first batch of commercially available 3D-printed concrete homes. A consortium of the Dutch municipality of Eindhoven, Eindhoven University of Technology (TU/e), and three private firms has joined forces to build five of these unique homes in the hub city of Eindhoven in the Netherlands. VOA’s Julie Taboh has more. …
‘Everybody Should See This’: Perseids Light up Bosnian Sky
A meteor shower lit up the skies above eastern Bosnia Saturday night, giving star gazers a rare opportunity to see a display of shooting stars with the naked eye. “I think that everybody should see this,” said Miralem Mehic, a Bosnian from an international group of star gazers who watched the light show at the …
NASA Sends Parker Solar Probe to ‘Go Touch the Sun’
A NASA spacecraft rocketed toward the sun Sunday on an unprecedented quest to get closer to our star than anything ever sent before. The Parker Solar Probe will fly straight through the wispy edges of the corona, or outer solar atmosphere, that was visible during last August’s total solar eclipse. It eventually will get within …
Samsung’s New Phone Shows How Hardware Innovation Has Slowed
Samsung’s new smartphone illustrates the limits of innovation at time when hardware advances have slowed. The new phone, the Galaxy Note 9, will be faster and will last longer without a recharge. But while earth-shattering new features are in short supply, it will carry an earth-shattering price tag: $1,000. The minor improvements reflect a smartphone …
Drones Can Help Farmers Grow Healthier and More Abundant Crops
Unmanned aerial vehicles, commonly referred to as drones, can become an important tool for farmers around the world within the next 10 years. Researchers at Texas A&M University in College Station are looking at different applications of precision farming with drone technology. VOA’s Elizabeth Lee has the details. …
Kids + Screen Time = Dry Eyes
If you’ve ever spent a lot of time in front of a computer, you’ve probably come away bleary eyed. That’s because you don’t blink as much when you are working on a computer, which could lead to dry eyes. With the popularity of video games and online activities, dry eye is becoming increasingly common in …
Tesla Board Evaluating CEO Musk’s Idea to Go Private
Tesla Inc’s board said it was evaluating taking the company private, a day after Chief Executive Elon Musk surprised shareholders with the idea of launching the biggest leveraged buyout of all time. In a statement on Tesla’s website on Wednesday, six of Tesla’s nine directors said the board had met several times over the last …
Twitter Breaks With Tech Giants, Keeps Alt-Right InfoWars
After several social media outlets banned alt-right conspiracy theorist Alex Jones and his show InfoWars earlier this week, Twitter announced it would be keeping Jones, sparking backlash from users. “We didn’t suspend Alex Jones or Infowars yesterday. We know that’s hard for many but the reason is simple: he hasn’t violated our rules,” Twitter CEO …
Can a Robot Know When It’s Wrong?
Today’s robots can be programmed to do many things – from vacuuming floors to assembling cars. But teaching them to recognize and correct a mistake is much harder to do. A group of scientists, led by researchers at Carnegie Mellon University, is trying to solve that problem. VOA’s George Putic has more. …
Tesla CEO Drops Latest Bombshell With $72B Buyout Proposal
Tesla CEO Elon Musk is considering leading a buyout of the electric car maker in a stunning move that would end the maverick company’s eight-year history trading on the stock market. In his typically unorthodox fashion, the eccentric Musk dropped his bombshell on his Twitter account, which he has used as a platform for pranks, …
FBI Task Force Sharing Information About Online Trolls
The FBI has started sharing information about online trolls and other suspicious users with top technology companies as part of the bureau’s behind-the-scenes effort to disrupt foreign influence operations aimed at U.S. elections, with officials saying it is the service providers’ responsibility to police malign messaging by Russia and other countries. “By sharing information with …
VR Transports Students Back to the Hiroshima Atomic Bomb Attack
Modern technology is transporting students back to the 20th century, to the exact moment during World War II when an atomic bomb was dropped on Hiroshima, Japan. No, it’s not time travel, but with the help of Virtual Reality – students are able to relive the 1945 U.S. attack which devastated the Japanese city, and …
Facebook, Apple, YouTube Drop Alt-Right Conspiracy Outlet InfoWars
Several major media outlets announced Monday that they would be removing content from InfoWars, a far-right, conspiracy-peddling media source. On Monday, Apple announced it had removed hundreds of podcasts produced by InfoWars from its iTunes and podcast apps. Facebook said it had removed four pages belonging to InfoWars founder Alex Jones. And music-sharing app Spotify …
Facebook Removes Alex Jones Pages for Hate, Bullying
Facebook says it has taken down four pages belonging to conspiracy theorist Alex Jones for violating its hate speech and bullying policies. The social media giant said in a statement Monday that it also blocked Jones’ account for 30 days because he repeatedly posted content that broke its rules. The company said it “unpublished” the …
Apple iPhone Chip Supplier Says Virus Will Delay Shipments
A company that makes semiconductors for Apple iPhones says it is recovering from a virus outbreak but expects the incident to delay shipments and raise costs. Taiwan Semiconductor Co. Ltd. said 80 percent of the fabrication tools affected by Friday’s virus had been recovered by Sunday. TSMC expects full recovery on Monday. The company didn’t …