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Re: The dinosaurs did not die in fire, from the latest Geology

Good idea.  But wouldn't you need to throw most of the stuff from above
the atmosphere, at sub-orbital velocity?
also :-)

Graydon wrote:
> It'd be a bear to get good experimental data on how fast the iridium
> dust falls, too, but perhaps the other parts are cheap enough to throw
> from airplanes? :)