A mother-and-daughter team of citizen scientists has identified the world’s largest known coral colony, found on the Great Barrier Reef off the coast of Australia.

There's a lot of fish in the sea, but there may be even more fisherman. Now scientists are trying something different: they are tracking the anglers in order to track the fish. The hope is that they ...

Brazil's government on Tuesday welcomed a decision by Washington to allow Brazilian aircraft to enter the United States duty-free, down from 10% previously, amid recent changes to U.S. trade policy.