Add Yahoo as a preferred source to see more of our stories on Google. A conception of a large asteroid hitting Earth. When colossal asteroids rock Earth, it's not all doom and gloom. The menacing ...

The day a massive asteroid hit our planet about 65 million years ago may have been the most chaotic day on Earth, and we’re not just talking about the mass extinction part. New research on the ...

The asteroid that slammed into Earth 66 million years ago left behind more than a legacy of mass destruction. That impact also sent superheated seawater swirling through the crust below for more than ...

A six-mile-long asteroid, which struck Earth 66 million years ago, wiped out the dinosaurs and more than half of all life on Earth. The impact left a 124-mile-wide crater underneath the Gulf of Mexico ...

The Chicxulub impact structure in Mexico is widely believed to be the site of the asteroid impact that allegedly killed the dinosaurs. As Sergio de Régules reports, scientists are now preparing to ...

Impact craters often have asymmetric shapes, which have been used to infer the direction and angle of impact. But pre-existing structural or topographic heterogeneities also play an important role in ...