Scientists in Switzerland said on Friday they had devised software that can swiftly trace terror suspects, computer viruses, rumour-mongering and even infectious diseases back to their source.
The Swiss sun-powered aircraft Solar Impulse landed back home in Switzerland late Tuesday after completing the final leg of its historic transcontinental flight.
A nearly 50-year bid to explain a riddle of fundamental matter faces a key moment on Wednesday when physicists unveil fresh data in their search for a particle called the Higgs boson.
The opposition and state media on Sunday both branded an international plan for a transition in strife-torn Syria a failure, as the death toll for a weekend of violence topped 160.