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NASA's new Exploration Design Challenge, announced Monday (March 11) during an event at the Johnson Space Center, engages U.S. students in kindergarten through high school in helping to solve the known problem of increased radiation exposure encountered on flights into deep space. http://news.yahoo.com/nasa-launch-student-built-radiation-sh...50210.html http://www.nasa.gov/audience/foreducators/spacelife/explorat...index.html

Thanks for sharing. When I talk about space flight it seems that this important fact is always left out!