Scientists find evidence of the immediate and catastrophic effects of the asteroid that killed off the dinosaurs. Highlights include a shockwave similar to a magnitude 10-11 earthquake traveling around the earth & tiny molten rocks raining down and inhaled by animals and fish.

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Scientists find evidence of the immediate and catastrophic effects of the asteroid that killed off the dinosaurs. Highlights include a shockwave similar to a magnitude 10-11 earthquake traveling around the earth & tiny molten rocks raining down and inhaled by animals and fish.