A remote-controlled underwater robot is probing the ocean for clues about the impact of climate change. The six foot glider called RU27 was launched by students and scientists from Rutgers University in New Jersey. If all goes well, RU27 is expected to stay at sea for seven months, traveling 3,000 miles to Spain, and sending back data every six hours. IEEE Spectrum’s Ari Daniel Shapiro reports on the challenging voyage.
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