Science Why are so many dolphins beaching themselves on Cape Cod?

In the past month, 177 short-beaked common dolphins have beached themselves on Massachusetts's Cape Cod, and, despite rescue efforts, 124 have died.

Stephan Savoia/AP

There's no good spot on Cape Cod for dolphins to continue this winter's massive and unexplained beachings, but a group of 11 has chosen one of the worst.