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Now Playing: 10-29-12 Marketplace Tech Report

When a monster storm roars out of the Caribbean as Hurricane Sandy has, lives and billions of dollars can hang in the balance. So what technology is in the pipeline to help us react quicker? And what about predicting the big storms? Weather scientists are working on new "scavenger" satellites. The satellites, which are reportedly only the size of four loaves of bread, will harvest reflections coming from the radio waves already bombarding earth from the legions of existing satellites in orbit, in order to look inside hurricanes for the first time.