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Re: Dino Killer Sized Stone Struck - 1,000,000 Years Ago
On Monday 23 Aug 2004 12:38, Tim Donovan wrote:
> What extinctions occurred 780,000 years ago?
> Considering the magnitude of the event, shouldn't
> there have been a perceptible die off, and then some?
Isn't the Australian tektite strewnfield more or less of the same age ?
There was an impact at that time but from the strewnfield distribution
it would appear that the impact occurred north of Australia rather than
in Antarctica. The news item mentioned that the original impactor had
broken up and there were multiple sites of gravity anomaly. Could be
that one piece landed north of Australia giving rise to the tektite
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