{"id":12839,"date":"2012-12-12T03:00:29","date_gmt":"2012-12-12T08:00:29","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=12839"},"modified":"2012-12-12T03:00:29","modified_gmt":"2012-12-12T08:00:29","slug":"a-prickly-problem","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/12839","title":{"rendered":"A Prickly Problem"},"content":{"rendered":"<p><a href=\"http:\/\/www.npr.org\/blogs\/health\/2012\/12\/10\/166891187\/what-porcupines-can-teach-engineers?ft=1&amp;f=1007\">What Porcupines Can Teach Engineers<\/a><\/p>\n<blockquote><p>It doesn&#8217;t seem to make sense that a barbed quill would go in more easily than a smooth one. But Karp and his colleagues discovered that the barbs work just like the bumps on a serrated knife. The knife&#8217;s wavy blade concentrates force at the tips of the teeth, requiring less power overall to cut soft foods like tomatoes or bread.<\/p>\n<p>Knife makers have known that for a long time. Now it turns out that North American porcupines know it, too.<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>What Porcupines Can Teach Engineers It doesn&#8217;t seem to make sense that a barbed quill would go in more easily than a smooth one. But Karp and his colleagues discovered that the barbs work just like the bumps on a &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/12839\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35,39,53],"tags":[],"class_list":["post-12839","post","type-post","status-publish","format-standard","hentry","category-other-science","category-physics","category-tech"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/12839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/comments?post=12839"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/12839\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=12839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=12839"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=12839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}