Old World War II bombs resting on the Baltic Sea floor reveal a remarkable marine ecosystem teeming with life.

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, as certain quirky cartoons have shown. The shell grows with the turtle, ...

Having recently spent several quiet days on nearly empty beaches along the New Jersey shore, I was taken by the beauty of what had to be millions of broken shells and fragments scattered along the ...