barded the earth," ; or "massive volcanoes erupted all over the earth at once (Bakker 425)." Scientists' beliefs seem to fall into two basic common positions, the Catastrophists, and the Gradualists (Psihoyos 255). The Catastrophists believe that a huge catastrophic event took place, killing all of the dinosaurs. The most popular theory of the Catastrophists is the asteroid theory. An asteroid called Chicxulub hit the earth creating a 150 mile wide crater near the Yucatan Peninsula in Mexico. The date this asteroid hit the earth was sometime about 65.7 million years ago, just about the time the dinosaurs died (Psihoyos 255). When this two-mile-wide asteroid hit the earth, it probably shattered and sent tons and tons of asteroid-earth dust into the s
             ...