For a deep-sea parasitic worm, the epic journey to adulthood starts in a fish’s intestines.
It’s bad for you, and the environment. If you can afford to avoid it, you probably should.
A study showed that culling wolves could save caribou. But a second group of researchers saw a flaw in that conclusion.
Dust from the Sahara can fertilize faraway lands and seas, but this supersize storm is a mixed blessing.