Evolution

"A self-sustaining chemical system capable of Darwinian evolution" - NASA NASA took years to develop and refine this simple definition of life. It's what we are looking for to find evidence of life on other planets. Why do you think they chose each word in this carefully phrased definition?

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For the evolution today discussion, first w atch the segment "Chapter 6 - A very successful theory" from the Evolution / Intelligent Design trial that occurred only a couple of years ago here in out very own PA. Visit the NOVA page to watch the whole story if you are interested. media type="custom" key="9390828" Then watch the youtube video below. Finally click on the Evolution Today post and respond to the discussion questions.
 * Discussion questions used with the Fishbowl **

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**Unit Activities and Resources**

Follow this link to view student videos



Project extensions

3D virtual creature evolution game and videos

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