Third time could prove lucky for aurora viewers around the world
Washington (AFP) - Anyone who missed the dazzling auroras dancing across night skies earlier this weekend will get another chance Sunday evening, as the powerful geomagnetic storm hitting the Earth is expected to intensify yet again. "Several intense Coronal Mass Ejections are still anticipated to reach the Earth's outer atmosphere by later today," the US National Weather Service said. Those ejections -- expulsions of plasma and magnetic fields from the Sun, known as CMEs -- have since Friday produced spectacular celestial shows across swaths of the Earth, far from the extreme latitudes where...