The asteroid that hit the Gulf of Mexico 66 million years ago, causing a mass extinction event that wiped out about 60% of the planet’s non-avian dinosaurs, had a lot of time to build up its destructive momentum. New evidence suggests that the asteroid originated from beyond the outer limits of the solar system. BBC Science Focus explains: https://flip.it/JZk6AT
#Science #Space #Earth #Dinosaurs #Extinction #Asteroids
Follow @sciencefocus for more on science.