{"id":36963,"date":"2013-07-15T01:52:40","date_gmt":"2013-07-15T05:52:40","guid":{"rendered":"http:\/\/planetsave.com\/?p=36963"},"modified":"2013-07-15T01:52:40","modified_gmt":"2013-07-15T05:52:40","slug":"volcanoes-scream-at-ever-increasing-pitches-until-they-erupt-research-finds","status":"publish","type":"post","link":"https:\/\/planetsave.com\/articles\/volcanoes-scream-at-ever-increasing-pitches-until-they-erupt-research-finds\/","title":{"rendered":"Volcanoes 'Scream' At Ever-Increasing Pitches Until They Erupt, Research Finds"},"content":{"rendered":"
Some volcanoes ‘scream’ at ever-higher pitches until erupting — the ‘scream’ being the harmonic tremors that often accompany the earthquakes which typically precede volcanic eruptions, according to new research from the University of Washington and the USGS.<\/p>\n