Ioana PatringenaruJacobs School of Engineering at UC San Diego Smartphone Sensors Record Timely, Accurate Air Quality Portable sensors allow users to monitor exposure to pollution with smartphones. planet-earth Against the Arapaima, the Piranha Scores but Doesn't Win Put a school of starving piranha and a 300-pound (130 kilogram) fish together, and who comes out the winner? By Ioana Patringenaru Published 28 March 12 fish
