{"id":586971,"date":"2019-03-04T10:58:59","date_gmt":"2019-03-04T14:58:59","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2019\/03\/190304095859.htm"},"modified":"2019-03-04T10:58:59","modified_gmt":"2019-03-04T14:58:59","slug":"the-speedy-secrets-of-mako-sharks-cheetahs-of-the-ocean","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=586971","title":{"rendered":"The speedy secrets of mako sharks &#8212; &#8216;cheetahs of the ocean&#8217;"},"content":{"rendered":"<p>To investigate how shortfin mako sharks achieve their impressive speeds, researchers tested real sharkskin samples, using digital particle image velocimetry. They discovered that a &#8216;passive bristling&#8217; capability of the microscopic surface geometry of the shark&#8217;s scales controlled flow separation, which causes pressure drag &#8212; the most influential cause of drag on aircraft. The work could lead to new designs to reduce drag on aircraft. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>To investigate how shortfin mako sharks achieve their impressive speeds, researchers tested real sharkskin samples, using digital particle image velocimetry. They discovered that a &#8216;passive bristling&#8217; capability of the microscopic surface geometry of t&#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-586971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/586971","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=586971"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/586971\/revisions"}],"predecessor-version":[{"id":586972,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/586971\/revisions\/586972"}],"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=586971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=586971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=586971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}