Astronomical forensics pins down dinosaur killer.
Most scientists think that the age of the dinosaurs was doomed when a killer asteroid struck Earth 65 million years ago. But new findings suggest that the giant reptiles may have been destined for death some 100 million years earlier, with the fateful collision of two faraway asteroids.
Astronomical forensics pins down dinosaur killer.
Most scientists think that the age of the dinosaurs was doomed when a killer asteroid struck Earth 65 million years ago. But new findings suggest that the giant reptiles may have been destined for death some 100 million years earlier, with the fateful collision of two faraway asteroids.
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