Discovery sheds light on how cancer can spread in the wild, raising questions about where the cancer originated, and how it ...

Transmissible tumors have been reported in a handful of animal species, but never before among fish. Is it possible in humans ...

EVEN though the two dams spanning the river in Bedford, Pennsylvania, were old, troublesome and functionally useless, locals ...

Clams and snails rule today’s shores because their ancient ancestors survived a catastrophe that erased nearly all ocean life. The shells scattered along modern beaches are clues to an ancient ...

The U.S. Interior Department has canceled a rule meant to protect plants and animals that are determined to be threatened ...