Re: [LUG] Is it just me

[Gordon Henderson <gordon+dcglug@xxxxxxxxxx>]

On Sun, 29 May 2011, Joe Buckle wrote:

> On Sun, 2011-05-29 at 08:08 +0100, tom wrote:
> > or is the video link missing on this:
> > http://www.bbc.co.uk/news/science-environment-13574197
> >
> > Tom te tom te tom
> Honestly, the link is clickable - but I certainly don't think the video
> is clear enough. I couldn't see no sound waves.. that's for sure!
> (unless I'm missing something )

It works for me.

You need to look at the "moon" disc in the background to see the "wave" 
passing. It's basically a thin band of compressed air with a 
high refractive index than the surrounding air, so it bends the light 
slightly differently.

Gordon

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