What You Need To Know About The Asteroids That Hit The Earth
The idea of a large asteroid, along the lines of what is believed to have caused the extinction of the dinosaurs, was a favorite theme of S.F. writers.
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The idea of a large asteroid, along the lines of what is believed to have caused the extinction of the dinosaurs, was a favorite theme of S.F. writers.
While the devastation of a city is bad, the larger asteroids (over 2 km in diameter) would have a worldwide impact. But what sort of impact would they have?