Filmmakers paint the sky with drones

A set of filmmakers from Aerobo found an unusual canvas for their conceptual art project in October. On 12 October, they used drones to paint the sky with coloured smoke in Long Branch, New Jersey Nov 18, 2015

ChinasTianhe-2 retains worlds most powerful supercomputer

Chinas Tianhe-2 supercomputer has retained its position as the worlds most powerful system for the sixth consecutive time, according to a biannual Top500 list of supercomputers released at the international supercomputer conference in Austin, Texas. Nov 18, 2015