Wayward asteroids present a real collision hazard to Earth. Scientists estimate that an asteroid measuring several miles across smashed into Earth 65 million years ago and wiped out the dinosaurs, among other forms of life, in a mass extinction. Unlike the dinosaurs, humanity can avoid this fate if we begin practicing how to knock an Earth-approaching asteroid off course.
Click here for original story, Hubble sees boulders escaping from asteroid Dimorphos
Source: Phys.org