Secular Café: Fireball over America

Secular Café Serious discussion of science, skepticism, evolution, pseudoscience, and the paranormal

Fireball over America Apr 23rd 2012, 09:10 http://news.yahoo.com/explosion-fire...192029411.html It is becoming more apparent that airburst and impact events are much more common than was thought a few decades ago. This one just big enough to cause a spectacular light show, though the meteor hunters will be out looking for fragments that made it to earth. Hope they find some. If my decades old chemistry studies are properly remembered, wouldn't the reports that there was green in the fireball indicate copper? David

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