Posted on 10/04/2005 11:47:27 PM PDT by planetesimal
A supernova blast 41,000 years ago started a deadly chain of events that led to the extinction of mammoths and other animals in North America, according to two scientists.
If their supernova theory gains acceptance, it could explain why dozens of species on the continent became extinct 13,000 years ago.
(Excerpt) Read more at dsc.discovery.com ...
Firestone said they think the formation created superheated hurricanal winds in the atmosphere that rolled across North America at 400 kilometers per hour (about 249 mph).
Which could explain the flash frozen scenario.
Aren’t we overdue for an ice age?
Seems also that those particles would have not only slowed down and burned up some on entry into the earth's atmosphere, but would have riddled EVERTHING. Something traveling with enough force to leave *craters* in a tusk would likely have gone through bodies like bullets; everything, everywhere.
Reruns are great when you haven’t seen the original.
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Just updating the GGG info, not sending a general distribution. |
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