Watch what scientists found at new Australian reef

A detached reef measuring 500 meters (1,600 feet) has been discovered in Australia's Great Barrier Reef, making it taller than some of the world's highest skyscrapers.

Watch what scientists found at new Australian reef
A detached reef measuring 500 meters (1,600 feet) has been discovered in Australia's Great Barrier Reef, making it taller than some of the world's highest skyscrapers.