The riddle of the heavenly bursts
(PHYSorg.com Space & Earth)

This cosmic lightning storm is happening all around us. Somewhere in the earthly sky, there is a pulse that flashes and extinguishes in the next moment. These bursts, which must be measured with radio telescopes and last one thousandth of a second, are one of the greatest mysteries of astrophysics. Scientists doubt that militant aliens are fighting `Star Wars` in the vastness of space. But where do these phenomena-dubbed `fast radio bursts` by the experts-come from?