Metallic booms in sky just before Hurricane Sandy hit
Would've browned my trousers somewhat.

Interesting - was widely reported so it's obviously something...

Though probably not this:

en.wikipedia.org/wiki/High_Frequency_Active_Auroral_Research_Program

(which most people seem to be suggesting).

Somebody mentioned a "Skyquake" which, apparently, is an aural disturbance caused by two opposing fronts slapping together.

I had an oral disturbance last time yer maw's fronts slapped together.
( Jimbotfu DJ Bob Hoskins, going mental in a dustbin, Thu 15 Nov 2012, 16:57, Reply)

that reminds me
of the Russian Atmospheric Link, I found photos of some of these things while exploring Google Maps.

I also just found this while trying to find that again
( Moon Girl Technologies don't take my word for anything, Thu 15 Nov 2012, 17:05, Reply)

wasn't this part of a viral advertising campaign?
plus that thumbnail is fake
( HappyToast nevermind eh,, Thu 15 Nov 2012, 17:25, Reply)

Picture is fake, HAARP is a favourite of tinfoil hatters and schizophrenics.
I think I already know how seriously to take this one.
(tacpprm has a mmrpcat, Thu 15 Nov 2012, 17:27, Reply)