Ask Dr. C is a computerized scientist designed to answer questions
about Mars. Dr. C has thousands of questions stored in his memory and is very knowledgeable. Feel free to ask him any questions about the Red Planet. Dr. C does have some limitations on responses, and he may not have the answer your looking for, but if Dr. C does not have the answer to your question, the answer will soon be added to his memory. Dr. C
is based on a real Mars scientist, Dr. Phil Christensen. Go to to http://mars.jpl.nasa.gov/drc to interact with Dr. C. and ask him your questions about Mars!