It was really an asteroid that wiped out the dinosaurs: Study
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66 million years ago, the dinosaurs got wiped out completely. A recent study has revealed how an asteroid has caused the calamity and it was the real reason behind the extinction of the dinosaurs. The scientists have mapped the effects of asteroids and the effects of volcanic eruptions, and figured it was the asteroids that has crashed on Earth and blocked the Sun for years and wiped out everything from the surface.