Add Yahoo as a preferred source to see more of our stories on Google. The Great Barrier Reef’s annual spawning event began on Tuesday, December 9, and divers flocked to witness the event. According to ...

The Great Barrier Reef – the world's largest reef system that's "one of the richest and most complex natural ecosystems on Earth" – is once again undergoing a mass coral bleaching event. Officials ...

The southern Great Barrier Reef is suffering from extensive coral bleaching due to heat stress, the reef’s managers said Wednesday, raising fears that a seventh mass bleaching event could be unfolding ...