The ocean’s twilight zone may be the key to feeding and protecting life on earth

You may think of the twilight zone as a frequently-revived TV sci-fi series, but it also refers to that deep, dark, mid layer of the ocean between 200 and 1000 meters, a part of the ocean that has been largely ignored—until now. A team of scientists from the Massachusetts-based Woods Hole Oceanographic Institute just flew to the Bahamas to study this mysterious place and the diverse creatures that live there.