Google said it has achieved a breakthrough in quantum computing research, saying an experimental quantum processor has completed a calculation in just a few minutes that would take a traditional supercomputer thousands of years.
Facebook CEO Mark Zuckerberg endured hours of prickly questioning from lawmakers Wednesday as he defended the company's new globally ambitious project to create a digital currency while also dealing with widening scrutiny from U.S. regulators.
An 8,000-year-old pearl that archeologist say is the world's oldest will be displayed in Abu Dhabi, according to authorities who said Sunday it is proof the objects have been traded since Neolithic times.
Facebook CEO Mark Zuckerberg has defended the social media platform's refusal to take down content it considers newsworthy "even if it goes against our standards." But while he promoted free expression, limitations were place on coverage of his remarks at Georgetown University.