{"id":349667,"date":"2017-07-26T12:03:29","date_gmt":"2017-07-26T16:03:29","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2017\/07\/170726120329.htm"},"modified":"2017-07-26T12:03:29","modified_gmt":"2017-07-26T16:03:29","slug":"traces-of-adaptation-and-cultural-diversification-found-among-early-north-american-stone-tools","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=349667","title":{"rendered":"Traces of adaptation and cultural diversification found among early North American stone tools"},"content":{"rendered":"<p>Using new 3-D methods to analyze stone projectile points crafted by North America&#8217;s earliest human inhabitants, scientists have found that these tools show evidence of a shift toward more experimentation about 12,500 years ago, following hundreds of years of consistent stone-tool production. The findings provide clues into changes in social interactions during a time when people are thought to have been spreading into new parts of North America. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Using new 3-D methods to analyze stone projectile points crafted by North America&#8217;s earliest human inhabitants, scientists have found that these tools show evidence of a shift toward more experimentation about 12,500 years ago, following hundreds of ye&#8230;<\/p>\n","protected":false},"author":61,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-349667","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/349667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/61"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=349667"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/349667\/revisions"}],"predecessor-version":[{"id":349668,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/349667\/revisions\/349668"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=349667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=349667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=349667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}