Ocean radio signals creating waves — of data
Monday, June 20, 2011 - 15:31
in Earth & Climate
A network of antennas along the West Coast is sending radio signals out to sea — not to ships, but into the ocean itself. The radio waves sent out by the 78 transmitters in the network are reflected back by the ocean's waves, giving scientists a 24-hour-a-day map of coastal currents.