It may sound like a bird-brained idea, but scientists have trained pigeons to spot cancer in images of biopsied tissue. Individually, the avian analysts can't quite match the accuracy of professional pathologists. But as a flock, they did as well as trained humans, according to a new study appearing this week in PLOS ONE.

I'd trust a pigeon more than I'd trust a doctor, given my experience with them. They're much more pleasant to be around, as well as far cheaper to deal with. :-)  To read more, click here.