Low-cost Solution to Clearing Afghan Landmines
Fun fact: the US Navy uses trained dolphins to locate mines.  <a href="http://en.wikipedia.org/wiki/U.S._Navy_Marine_Mammal_Program#Mine_hunting" rel="nofollow">http://en.wikipedia.org/wiki/U.S._Navy_Marine_Mammal_Program...</a>  (No, they are not killed in the process.)<p>This got me thinking, could we train rats to locate landmines using their strong sense of smell? I googled, and it appears so.  <a href="http://www.cnn.com/2012/02/13/world/americas/colombia-bomb-detecting-rats/index.html" rel="nofollow">http://www.cnn.com/2012/02/13/world/americas/colombia-bomb-d...</a>