Business

China sends 'unbreakable code' from quantum satellite to Earth

China sends 'unbreakable code' from quantum satellite to Earth

Typical encryption relies on traditional mathematics and while for now it is more or less adequate and safe from hacking, the development of quantum computing threatens that. The technology is already used for terrestrial communications via fibre optic cables but with a big practical limit . "Satellite-based quantum key distribution can be linked to metropolitan quantum networks where fibers are sufficient and convenient to connect numerous users within a city over 100 km".


Global stocks slide as US-North Korea nuclear tensions rise

Global stocks slide as US-North Korea nuclear tensions rise

Overnight, Wall Street closed sharply lower after Trump, with fiery rhetoric, warned Pyongyang against attacking Guam or US allies after it disclosed plans to fire missiles over Japan to land near the US Pacific territory. The remarks followed a new report asserting that USA intelligence has assessed that Pyongyang has successfully produced a nuclear warhead that can fit inside its missiles.



Futures lower as North Korea tensions linger

In the first four days of the week, the Standard & Poor's 500 index swung from marking its latest record high to posting its biggest single-day drop in almost three months. U.S. stocks have risen week after week this year - with the S&P up more than 9 percent - in extremely low volatility, as strong corporate earnings and an improving global economy offset disappointment that U.S.



Wall Street Stages Recovery, but North Korea Keeps Rally From Takeoff

Reuters data show a 22 per cent perceived chance for a rate increase after the Fed's December meeting. US stocks were on track for their biggest weekly loss in months, shaken by disappointing earnings results and an escalation of threats between the USA and North Korea.



Tdam USA Inc. Has $131000 Position in Rite Aid Corporation (NYSE:RAD)

John M. Angelo increased its stake in Rite Aid Corp ( RAD ) by 43500% based on its latest 2016Q4 regulatory filing with the SEC. Similar statistics are true for the second largest owner, Blackrock Inc., which owns 50,473,198 shares of the stock are valued at $118.61 million.