{"id":141584,"date":"2022-07-02T21:26:34","date_gmt":"2022-07-03T02:26:34","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/07\/changes-in-earths-outer-core-revealed-by-seismic-waves-from-earthquakes"},"modified":"2022-07-02T21:26:34","modified_gmt":"2022-07-03T02:26:34","slug":"changes-in-earths-outer-core-revealed-by-seismic-waves-from-earthquakes","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/07\/changes-in-earths-outer-core-revealed-by-seismic-waves-from-earthquakes","title":{"rendered":"Changes in Earth\u2019s Outer Core Revealed by Seismic Waves From Earthquakes"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/changes-in-earths-outer-core-revealed-by-seismic-waves-from-earthquakes2.jpg\"><\/a><\/p>\n<p><strong>Theory underpins our understanding of convection in the Earth\u2019s outer core and its function in controlling the planet\u2019s magnetic field. Convective flows or how they may be changing have never been directly observed by scientists. Virginia Tech geoscientist Ying Zhou puts proof forward for the first time.<\/strong><\/p>\n<p>A large earthquake shook the Kermadec Islands region in the South Pacific Ocean in May 1997. A little over 20 years later, in September 2018, a second big earthquake hit the same location, with its waves of seismic energy emanating from the same region.<\/p>\n<p>Although two decades separated the earthquakes, because they occurred in the same region, they\u2019d be expected to send seismic waves through the Earth\u2019s layers at the same speed, said Ying Zhou, a geoscientist with the Department of Geosciences at the Virginia Tech College of Science.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Theory underpins our understanding of convection in the Earth\u2019s outer core and its function in controlling the planet\u2019s magnetic field. Convective flows or how they may be changing have never been directly observed by scientists. Virginia Tech geoscientist Ying Zhou puts proof forward for the first time. A large earthquake shook the Kermadec Islands region [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1497],"tags":[],"class_list":["post-141584","post","type-post","status-publish","format-standard","hentry","category-energy"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/141584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=141584"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/141584\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=141584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=141584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=141584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}