• Active volcanoes in the world: July 29 – August 4, 2015

    New activity/unrest was observed at 8 volcanoes from July 29 – August 4, 2015. During the same period, ongoing activity was observed also at 8 volcanoes. New activity/unrest: Cleveland, Chuginadak Island (USA) | Colima, Mexico | Gamalama, Halmahera (Indonesia) | Manam,

  • 2015 Gulf of Mexico dead zone ‘above average’

    Scientists have found this year’s Gulf of Mexico dead zone, an area of low to no oxygen that can kill fish and marine life, is, at 16 767 square km (6 474 square miles), above average in size and larger than forecast by NOAA in June. The larger than expected forec

  • Lightning reshapes rocks at the atomic level

    At a rock outcropping in southern France, a jagged fracture runs along the granite. The surface in and around the crevice is discolored black, as if wet or covered in algae. But, according to a new paper coauthored by the University of Pennsylvania’s Reto