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Gravitational waves (view source)
Revision as of 17:05, September 26, 2018
, 17:05, September 26, 2018→The event of December 26, 2015: HTTP --> HTTPS [#1], replaced: http://www.cbsnews.com → https://www.cbsnews.com
=== The event of December 26, 2015 ===
=== The event of December 26, 2015 ===
A second black hole merger was detected two months later.<ref>http://www.nbcnews.com/science/science-news/it-wasn-t-fluke-scientists-see-black-holes-collide-again-n593156</ref><ref>http://www.cbsnews.com/news/scientists-detect-second-gravitational-wave-einstein-predicted/</ref><ref>https://www.ligo.caltech.edu/news/ligo20160615</ref>
A second black hole merger was detected two months later.<ref>http://www.nbcnews.com/science/science-news/it-wasn-t-fluke-scientists-see-black-holes-collide-again-n593156</ref><ref>https://www.cbsnews.com/news/scientists-detect-second-gravitational-wave-einstein-predicted/</ref><ref>https://www.ligo.caltech.edu/news/ligo20160615</ref>
Here is a comparison of the "chirps" from the two events. The December event was significantly less powerful that the September one. It was 1.4 billion light years away.<ref>https://www.ligo.caltech.edu/video/ligo20160615v2</ref>
Here is a comparison of the "chirps" from the two events. The December event was significantly less powerful that the September one. It was 1.4 billion light years away.<ref>https://www.ligo.caltech.edu/video/ligo20160615v2</ref>