Ever Marvel Where Previous Innovations Go To Die?
Now scientists at the College of California, Irvine, are relying on messenger pigeons to gather data about California smog. Every chicken receives a tiny backpack containing gasoline sensors, a GPS and a mobile phone to transmit knowledge. Then the researchers carry the birds 20 miles (32 kilometers) out of town and launch them. Because the … Read moreEver Marvel Where Previous Innovations Go To Die?