{"id":576,"date":"2012-11-01T17:20:22","date_gmt":"2012-11-01T04:20:22","guid":{"rendered":"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers_ghost\/"},"modified":"2012-11-01T17:20:22","modified_gmt":"2012-11-01T04:20:22","slug":"peppers-ghost","status":"publish","type":"post","link":"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/","title":{"rendered":"Pepper&#8217;s Ghost"},"content":{"rendered":"<p><span class=\"mt-enclosure mt-enclosure-image\">&nbsp;<\/span>Have a good look at the photo. The pretty rhododendron to the left of the chair looks a bit odd. That&#8217;s because it&#8217;s a ghost shrub. No, our garden isn&#8217;t haunted, and neither have I doctored the photo; it&#8217;s an example of <a target=\"_blank\" href=\"http:\/\/en.wikipedia.org\/wiki\/Pepper's_ghost\">Pepper&#8217;s Ghost<\/a> &#8211; an illusion caused by reflections. The bush in question is off to the right, out of frame, and the camera is seeing its reflection in the window. Because the bush is well lit, but the background isn&#8217;t, it appears to be &#8216;real&#8217;. The effect looked even more stunning with polarizing sunglasses on.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"width: 484px;height: 359px\" class=\"mt-image-none\" alt=\"P1070157.jpg\" width=\"2560\" height=\"1920\" src=\"https:\/\/blog.waikato.ac.nz\/physicsstop\/wp-content\/uploads\/sites\/5\/2018\/09\/P1070157.jpg\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;Have a good look at the photo. The pretty rhododendron to the left of the chair looks a bit odd. That&#8217;s because it&#8217;s a ghost shrub. No, our garden isn&#8217;t haunted, and neither have I doctored the photo; it&#8217;s an example of Pepper&#8217;s Ghost &#8211; an illusion caused by reflections. The bush in question is [&hellip;]<\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[16,13],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pepper&#039;s Ghost : Physics Stop<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pepper&#039;s Ghost : Physics Stop\" \/>\n<meta property=\"og:description\" content=\"&nbsp;Have a good look at the photo. The pretty rhododendron to the left of the chair looks a bit odd. That&#8217;s because it&#8217;s a ghost shrub. No, our garden isn&#8217;t haunted, and neither have I doctored the photo; it&#8217;s an example of Pepper&#8217;s Ghost &#8211; an illusion caused by reflections. The bush in question is [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/\" \/>\n<meta property=\"og:site_name\" content=\"Physics Stop\" \/>\n<meta property=\"article:published_time\" content=\"2012-11-01T04:20:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.waikato.ac.nz\/physicsstop\/wp-content\/uploads\/sites\/5\/2018\/09\/P1070157.jpg\" \/>\n<meta name=\"author\" content=\"Marcus\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Marcus\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/\",\"url\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/\",\"name\":\"Pepper's Ghost : Physics Stop\",\"isPartOf\":{\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/wp-content\/uploads\/sites\/5\/2018\/09\/P1070157.jpg\",\"datePublished\":\"2012-11-01T04:20:22+00:00\",\"dateModified\":\"2012-11-01T04:20:22+00:00\",\"author\":{\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/#\/schema\/person\/34d359280e44f926f2df12eb3e50aa22\"},\"breadcrumb\":{\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/#breadcrumb\"},\"inLanguage\":\"en-NZ\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-NZ\",\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/#primaryimage\",\"url\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/wp-content\/uploads\/sites\/5\/2018\/09\/P1070157.jpg\",\"contentUrl\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/wp-content\/uploads\/sites\/5\/2018\/09\/P1070157.jpg\",\"width\":2560,\"height\":1920},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pepper&#8217;s Ghost\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/#website\",\"url\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/\",\"name\":\"Physics Stop\",\"description\":\"A light-hearted look at everyday physics going on in the world, written by a physicist but intended for a general audience.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-NZ\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/#\/schema\/person\/34d359280e44f926f2df12eb3e50aa22\",\"name\":\"Marcus\",\"url\":\"https:\/\/blog.waikato.ac.nz\/physicsstop\/author\/mtwilson\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Pepper's Ghost : Physics Stop","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/blog.waikato.ac.nz\/physicsstop\/2012\/11\/01\/peppers-ghost\/","og_locale":"en_US","og_type":"article","og_title":"Pepper's Ghost : Physics Stop","og_description":"&nbsp;Have a good look at the photo. 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