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Asteroid Theory

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Asteroid Theory

Awesome-ologists

Grades 2 & 3
Expand your knowledge of dinosaurs, rocks, and the ancient world as you piece together clues and artifacts from our early ancestors to prehistoric times.

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Physics of Flight

Grade 4-6
Airplanes, butterflies, birds, and bats all fly! But how?

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March 25, 2010
What killed the dinosaurs? For years, scientists have come up with different theories -- everything from massive volcanoes to multiple asteroids hitting the Earth. In this Science Bite, Museum scientist Kirk Johnson explains how an international team of scientists came to the conclusion that a single, giant asteroid was the real dinosaur killer.