• Spectacular explosions at Krakatoa volcano, Indonesia

    Some of the most dramatic footage yet of the explosions on collapsed Anak Krakatau, where the vent now is under water and lets water interact violently with rising magma: so-called Surtseyan activity, a type of volcanic eruption that takes place in shallow seas or…

  • 2018 Volcanoes in Review

    Thanks to Jake and Mari of the Grand Solar Minimum YouTube channel we have an excellent overview of all significant volcanic eruptions of the year. Out of an estimated 1 500 active volcanoes, on average 50 – 70 erupt every year, spewing steam, ash, toxic gases, and…

  • Noctilucent clouds blanket Antarctica

    NASA's AIM spacecraft is monitoring a 4 800-km wide (3000 miles) ring of noctilucent clouds circling high above Antarctica. The 2018 southern hemisphere noctilucent season began on November 21, said Cora Randall, a member of the AIM science team at the…

  • Bright fireball over San Francisco Bay, California

    A bright fireball streaked above the San Francisco, CA area at 01:35 UTC on December 20, 2018 (17:35 PST, December 19). The fireball was primarily seen from Northen California but people living in Nevada and Oregon also reported seeing the event. The American Meteor…