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Initial tests in Nevada on a compact nuclear power system designed to sustain a long-duration NASA human mission on the inhospitable surface of Mars have been successful and a full-power run is scheduled for March, officials said on Thursday. National Aeronautics and Space Administration and…

Move over traditional billboards. Three-dimensional, slightly hypnotic holograms may soon replace two-dimensional signs and ads. Several companies with this technology said 3D holograms will revolutionize the way businesses and brands talk to potential customers. "It’s already replacing billboards, LED screens, LCD screens, because there hasn't…

Those two-dimensional billboards that dot the landscape of many cities around the world may soon be replaced -- with 3-D holograms. Companies working on this technology say it will revolutionize the way businesses and brands talk to potential customers. VOA's Elizabeth Lee got a glimpse…

Robots, artificial intelligence and machine learning technologies were all on display at the National Retail Federation (NRF) 2018 trade show. The event showcased the ways retailers are keeping pace with shoppers' round-the-clock spending. Tina Trinh reports. ...

Social media giant Facebook said Friday that it would begin to prioritize "trustworthy" news outlets on its site in order to counteract "misinformation." The company said it would ask its more than 2 billion users to rank the news organizations they trusted in order to prioritize…

The worst nightmare for parents is probably a child wandering off and getting lost. And for parents who want to keep their kids within their reach and still give them a chance to play freely and be adventurous, a New York company is offering a…

Social media companies Facebook, Twitter and Google's YouTube have greatly accelerated their removals of online hate speech, reviewing over two thirds of complaints within 24 hours, new EU figures show. The European Union has piled pressure on social media firms to increase their efforts to…

A major hacking operation tied to Lebanon's main intelligence agency has been exposed after careless spies left hundreds of gigabytes of intercepted data exposed to the open internet, according to a report published Thursday. Mobile security firm Lookout, Inc. and the Electronic Frontier Foundation, a…

The Catholic church is going digital in Paris.   The city's diocese will introduce a system allowing contactless card payments during Sunday's mass at Saint Francois de Molitor, a church located in an upscale and conservative Paris neighborhood.   The diocese explained Thursday that five…

While the calving of cliff-sized chunks of ice off the polar glaciers is a very visible effect of climate change, what’s happening, unseen, below the ice shelf is a more significant indicator of the warming seas. A new generation of robots is being launched to…

 U.S. President Donald Trump said on Wednesday he would announce a decision soon on whether to slap tariffs on imported solar panels, and quipped that when countries dump subsidized panels in the United States, “Everybody goes out of business.” The solar industry is anxiously awaiting…

Facebook Inc said on Wednesday it would conduct a new, comprehensive search of its records for possible propaganda that Russian operatives may have spread during the run-up to Britain's 2016 referendum on EU membership. Some British lawmakers had complained that the world's largest social media…