Quiz(19th Sep) : Discovery of Gravitational Waves ?
According to paper published on 11th Feb, 2016 by Ligo and Virgo, When were Gravitational waves detected on earth ?
- 14 Sep, 2015
- 11 June, 2011
- 1 January, 2010
- 11 September 1999
Hint : Google has the answer.
Note : Winners will be rewarded on Payout day.
September 14, 2015
Sep 14, 2015. I like open book tests.
good info
September 14, 2015
thank you, a4illusionist and https://www.ligo.caltech.edu/news/ligo20160211
14 Sep, 2015
14 Sep, 2015