A long time ago in a galaxy far, far away, two enormous black holes – each with a mass roughly 30 times larger than that of the sun – collided and merged, sending out a short, powerful blast of gravitational waves. The energy from the blast spread across the universe at the speed of light, diluting its power into the immense vastness of space.
https://www.project-syndicate.org/commentary/gravitational-waves-einstein-ligo-by-marek-abramowicz-2016-05
I-BRIDGE's blog (Link Campus University's Research Centre on Global Affairs) - editor, Marco Emanuele - Critical thinking, complexity, international relations (Twitter, @Glob_Eye - Facebook, https://www.facebook.com/marco.emanuele.50)
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