• Tsunami warning issued for at least 20 countries after quake

    The threat of a tsunami prompted the U.S. National Weather Service to issue a warning for at least 20 countries and numerous Pacific islands after an 8.9-magnitude earthquake struck Japan Friday.The wide-ranging list includes Russia and Indonesia, Central American

  • Japan’s 8.9 earthquake “historic” says geophysicist

    “Japan’s earthquake will be considered a great quake,” said Dale Grant, a geophysicist with the US Geological Survey in Golden, Colo. “Japan has never seen this before.”Any quake above an 8 in magnitude is considered a great quake, Grant said. Damage can

  • Arkansas fault is longer than previous thought

    Geologists say a fault in central Arkansas where hundreds of earthquakes have been recorded in recent months is longer and potentially more destructive than initially believed. Scientists had thought the fault is 3.7 miles long. Now they estimate it to be 6 to 7.5

  • Earthquake magnitude 5,8 hit China

    At least 24 people were killed and 207 others injured in a 5.8-magnitude earthquake that jolted Yingjiang County in southwest China’s Yunnan Province around noon on Thursday. The earthquake has toppled 1,264 houses or apartments and left 17,658 others seriously

  • New boiling hot springs near Christchurch? New volcano activity?

    IceAgeNow posted a letter from a concerned reader writing about new hot spring formed in the area of Cass Bay near Christchurch. There were also various reports recently about new hot springs boiling in the peninsula and people are reporting the stench of sulphur emanat

  • Christchurch liquefaction could be the biggest in recent history

    One of the interesting aspects of the earthquake’s impact on Christchurch has been the phenomenon of liquefaction, where soil and sand is compacted and water is forced to the surface. Liquefaction has been a feature of both Christchurch earthquakes, seen as tonnes of

  • Pu`u`Ō`ō’s crater floor collapses

    Ash cloud rising from Pu`u `Ō `ō as crater floor collapsesThe geologists with the USGS Hawaiian Volcano Observatory have released a first look at the new fissure eruption that just started today between Pu`u `O`o and Napau Crater. According to geologists, the

  • Magma chambers awake sooner than thought

    Until now it was thought that once a volcano's magma chamber had cooled down it remained dormant for centuries before it could be remobilized by fresh magma. A theoretical model developed by Alain Burgisser of the Orléans Institute of Earth Sciences