RE: Brace yourselves for gravitational waves
February 9, 2016 at 7:02 pm
(This post was last modified: February 9, 2016 at 7:03 pm by Alex K.)
(February 9, 2016 at 6:53 pm)Cthulhu Dreaming Wrote:(February 9, 2016 at 4:16 pm)Alex K Wrote: The di'nt. They built these things:
which are super-precise laser interferometers which can measure changes in length of their 4km arms far shorter than a proton.
That's pretty amazing. I thought that interferometers were nifty before but I had no idea one so precise was possible.
I know, it seems surreal what they can do, but they even cool the optics way down to reduce the noise.
They talk about 1/1000th of a proton!
http://www.ligo.org/science/GW-IFO.php
The fool hath said in his heart, There is a God. They are corrupt, they have done abominable works, there is none that doeth good.
Psalm 14, KJV revised edition