Animal scientist Temple Grandin says her autism helps her see things as animals do. In this hour of Science Friday, we'll talk with Grandin about her work designing humane slaughter systems for animals, and her unique way of looking at the world.

Plus, litter in orbit. Over 9,000 discarded objects are orbiting the earth--everything from rocket bodies to pieces of exploded launch vehicles. Is space junk a threat to the commercialization of space? Can it be cleaned up?

Call in with your questions and comments at 1-800-989-8255 (3-4 Eastern). Teachers, find more information about using Science Friday as a classroom resource in the Kids' Connection.

Guests:
Nicholas Johnson
Program Manager and Chief
NASA Orbital Debris Program
Johnson Space Center
Houston, Texas

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Temple Grandin
Author , "Animals in Translation: Using the Mysteries of Autism to Decode Animal Behavior," (Scribner, 2004); "Thinking in Pictures: and Other Reports From My Life With Autism" (Vintage, 1996)
Associate Professor, Animal Science
Colorado State University
Fort Collins, Colorado

Books/Articles Discussed:

"Animals in Translation: Using the Mysteries of Autism to Decode Animal Behavior," by Temple Grandin. Scribner, 2004.

"Thinking in Pictures: and Other Reports From My Life With Autism," by Temple Grandin. Vintage, 1996.

(find books discussed on previous broadcasts)

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This segment produced by Annette Heist