08/26/2019 01:00:00 AMCrack in Pacific Seafloor Caused Volcanic Chain to Go DormantUH geologists discover 10 million years of silence.https://pubs.geoscienceworld.org/gsa/geology/article/573166/izanagi-pacific-ridge-subduction-revealed-by-a-56Jeremy Tsung-Jui Wu and Jonny WuNSM