{"id":13876,"date":"2013-07-16T03:00:22","date_gmt":"2013-07-16T08:00:22","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=13876"},"modified":"2013-07-16T03:00:22","modified_gmt":"2013-07-16T08:00:22","slug":"one-heck-of-a-helicopter","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/13876","title":{"rendered":"One Heck of a Helicopter"},"content":{"rendered":"<p><a href=\"http:\/\/www.wired.com\/wiredscience\/2013\/07\/why-are-human-powered-helicopters-so-big\/\">Why Are Human Powered Helicopters So Big?<\/a><\/p>\n<p><object class=\"embed\" width=\"425\" height=\"264\" type=\"application\/x-shockwave-flash\" \ndata=\"http:\/\/www.youtube.com\/v\/syJq10EQkog&amp;feature?fs=1\"><param name=\"wmode\" value=\"transparent\" \/><param name=\"movie\" value=\"http:\/\/www.youtube.com\/v\/syJq10EQkog&amp;feature?fs=1\" \/><em>You need to a flashplayer enabled browser to view this YouTube video<\/em><\/object><\/p>\n<p>Rhett has the breakdown, but if you want the basic idea, here it is: helicopter thrust requires throwing air down with a certain momentum (mv), but less air moved quickly requires more energy than lots of air moved slowly, and since this is human-powered, you opt for the almost-surreal, slowly moving, huge rotors. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Why Are Human Powered Helicopters So Big? You need to a flashplayer enabled browser to view this YouTube video Rhett has the breakdown, but if you want the basic idea, here it is: helicopter thrust requires throwing air down with &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/13876\">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":[39,63],"tags":[],"class_list":["post-13876","post","type-post","status-publish","format-standard","hentry","category-physics","category-video"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/13876","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=13876"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/13876\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=13876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=13876"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=13876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}