📰00Read later0Read More‘Anomalous’ Earthquakes Have Hit Utah for Decades. Geologists Are Finally Closing in on an AnswerGizmodo·Matthew Phelan·5 months ago#idTTMjfo#gizmodo#deep#mantle#koper#quake+3 more🧰Tag tools✨Add tagResearchers have identified a previously unknown type of earthquake that can begin as deep as 55 miles underground.15s