{"id":340559,"date":"2017-07-05T16:44:53","date_gmt":"2017-07-05T20:44:53","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2017\/07\/170705164453.htm"},"modified":"2017-07-05T16:44:53","modified_gmt":"2017-07-05T20:44:53","slug":"first-battery-free-cellphone-makes-calls-by-harvesting-ambient-power-3","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=340559","title":{"rendered":"First battery-free cellphone makes calls by harvesting ambient power"},"content":{"rendered":"<p>Engineers have designed the first battery-free cellphone that can send and receive calls using only a few microwatts of power, which it harvests from ambient radio signals or light. It&#8217;s a major step forward in moving beyond chargers, cords and dying phones. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Engineers have designed the first battery-free cellphone that can send and receive calls using only a few microwatts of power, which it harvests from ambient radio signals or light. It&#8217;s a major step forward in moving beyond chargers, cords and dying p&#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-340559","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/340559","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=340559"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/340559\/revisions"}],"predecessor-version":[{"id":340560,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/340559\/revisions\/340560"}],"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=340559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=340559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=340559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}