{"id":26478,"date":"2016-06-05T10:47:32","date_gmt":"2016-06-05T17:47:32","guid":{"rendered":"http:\/\/lifeboat.com\/blog\/2016\/06\/quantum-weirdness-survives-space-travel"},"modified":"2017-06-04T10:17:17","modified_gmt":"2017-06-04T17:17:17","slug":"quantum-weirdness-survives-space-travel","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2016\/06\/quantum-weirdness-survives-space-travel","title":{"rendered":"Quantum weirdness survives space travel"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quantum-weirdness-survives-space-travel.jpg\"><\/a><\/p>\n<p>In a feat that demonstrates the feasibility of using satellites to transmit uncrackable quantum messages, scientists have measured the quantum properties of photons sent to space and back again.<\/p>\n<p>Physicists beamed the blips of light up to a satellite that reflected them back to Earth. Upon the photons\u2019 return, the team, led by Paolo Villoresi of the University of Padua in Italy, observed a property known as quantum interference. That confirmed that <a href=\"https:\/\/journals.aps.org\/prl\/accepted\/d3072Y46Add12347773077b2946752ece9ae59e26\">the particles\u2019 quantum traits remained intact<\/a> over the 5,000-kilometer space voyage. The team reports the advance in a paper to be published in <em>Physical Review Letters<\/em>.<\/p>\n<p>The technique could one day lead to quantum cryptography by satellite, allowing users to send snoop-proof encryption keys for encoding secret information. <strong>\u201c<\/strong>It\u2019s important for the sake of secure communication and advancement of physics,\u201d says Villoresi. But that\u2019s not the only reason he took on the challenge. \u201cI can more honestly say that it\u2019s cool.\u201d<\/p>\n<p><!-- Link: <a href=\"https:\/\/www.sciencenews.org\/article\/quantum-weirdness-survives-space-travel\">https:\/\/www.sciencenews.org\/article\/quantum-weirdness-survives-space-travel<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a feat that demonstrates the feasibility of using satellites to transmit uncrackable quantum messages, scientists have measured the quantum properties of photons sent to space and back again. Physicists beamed the blips of light up to a satellite that reflected them back to Earth. Upon the photons\u2019 return, the team, led by Paolo Villoresi [\u2026]<\/p>\n","protected":false},"author":387,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1625,1617,2028],"tags":[],"class_list":["post-26478","post","type-post","status-publish","format-standard","hentry","category-encryption","category-quantum-physics","category-satellites"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/26478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/387"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=26478"}],"version-history":[{"count":2,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/26478\/revisions"}],"predecessor-version":[{"id":61623,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/26478\/revisions\/61623"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=26478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=26478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=26478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}