{"id":142053,"date":"2022-07-11T21:23:58","date_gmt":"2022-07-12T02:23:58","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/07\/researchers-remeasure-gravitational-constant"},"modified":"2022-07-11T21:23:58","modified_gmt":"2022-07-12T02:23:58","slug":"researchers-remeasure-gravitational-constant","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/07\/researchers-remeasure-gravitational-constant","title":{"rendered":"Researchers remeasure gravitational constant"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/researchers-remeasure-gravitational-constant2.jpg\"><\/a><\/p>\n<p>The gravitational constant G determines the strength of gravity\u2014the force that makes apples fall to the ground or pulls the Earth in its orbit around the sun. It is part of Isaac Newton\u2019s law of universal gravitation, which he first formulated more than 300 years ago. The constant cannot be derived mathematically; it has to be determined through experiment.<\/p>\n<p>Over the centuries, scientists have conducted numerous experiments to determine the value of G, but the <a href=\"https:\/\/phys.org\/tags\/scientific+community\/\" rel=\"tag\" class=\"\">scientific community<\/a> isn\u2019t satisfied with the current figure. It is still less precise than the values of all the other fundamental natural constants\u2014for example, the speed of light in a vacuum.<\/p>\n<p>One reason gravity is extremely difficult to quantify is that it is a very <a href=\"https:\/\/phys.org\/tags\/weak+force\/\" rel=\"tag\" class=\"\">weak force<\/a> and cannot be isolated: when you measure the gravity between two bodies, you also measure the effect of all other bodies in the world.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The gravitational constant G determines the strength of gravity\u2014the force that makes apples fall to the ground or pulls the Earth in its orbit around the sun. It is part of Isaac Newton\u2019s law of universal gravitation, which he first formulated more than 300 years ago. The constant cannot be derived mathematically; it has to [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-142053","post","type-post","status-publish","format-standard","hentry","category-futurism"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/142053","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=142053"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/142053\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=142053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=142053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=142053"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}