{"id":362,"date":"2014-01-06T12:20:00","date_gmt":"2014-01-06T12:20:00","guid":{"rendered":"http:\/\/kevinbillington.com\/wordpress\/?p=362"},"modified":"2017-08-29T13:52:55","modified_gmt":"2017-08-29T12:52:55","slug":"these-obviously-irregular-rings-are-actually-perfectly-round-circles","status":"publish","type":"post","link":"https:\/\/kevinbillington.com\/site\/?p=362","title":{"rendered":"These obviously irregular rings are actually perfectly round circles"},"content":{"rendered":"

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Look at these grey circles. They look bent, right? Like somebody put a ring in a vice and squeezed it? Actually, it’s just an incredible optical illusion. Both circles are perfectly round. Really. No really.<\/p>\n","protected":false},"excerpt":{"rendered":"

Look at these grey circles. They look bent, right? Like somebody put a ring in …<\/p>\n","protected":false},"author":1,"featured_media":1133,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[25],"tags":[133,132],"class_list":["post-362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-random","tag-circles","tag-illusion"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t