by Claudine Zap Yes, it happened millions and millions of years ago. But dinosaurs â€" or more accurately, their mysterious end â€" still manages to make the news. Here's the latest from scientists trying to figure out whodunit. Turns out, massive volcanoes didn't doom the dinosaurs. Neither did climate change, or our favorite theory, junk food. Nope, it was a huge asteroid that crashed into earth and wiped them out. Do we hear soon-to-be-a-major-motion picture?