Full Resolution Walter Alvarez, on the right, was the first one to demonstrate that the end of the dinosaurs was due to a giant impact. Here, he holds a model of comet C-G and chats about what might have happened if it hit the Earth instead.
Full Resolution Walter Alvarez, on the right, was the first one to demonstrate that the end of the dinosaurs was due to a giant impact. Here, he holds a model of comet C-G and chats about what might have happened if it hit the Earth instead.