World timekeepers wrangle over scrapping leap second

Timekeeping experts failed Friday to reach a decision on scrapping the four-decade-old practice of adding extra seconds to clocks, a system opponents say causes headaches in a hi-tech, interconnected world.

Huawei spies for China, says ex-CIA chief

The former head of the United States' Central Intelligence Agency Michael Hayden said on Friday it "goes without saying" that Chinese telecoms giant Huawei spies for Beijing.

Scientists shed light on riddle of Sun's explosive events

(Phys.org)—Four decades of active research and debate by the solar physics community have failed to bring consensus on what drives the sun's powerful coronal mass ejections (CMEs) that can have profound "space weather" ...

Flame cyber virus linked to more malware: report

The Flame virus believed to be part of a cyberwarfare effort against Iran was developed as early as 2006 and is linked to at least three other malware programs, a new analysis said Monday.

Countries consider time out on the 'leap second'

It's high noon for the humble leap second. After ten years of talks, governments are headed for a showdown vote this week on an issue that pits technological precision against nature's whims.

China's satellite navigation system live

China's home-grown satellite navigation system launched a limited positioning service Tuesday, the official Xinhua news agency said, as the country seeks to break its dependence on foreign technology.

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