Australia's Great Barrier Reef is one of the world's great wonders, but scientists have been surprised to find something equally spectacular lurking behind it.

A team from James Cook University, the University of Sydney and the Queensland University of Technology have uncovered an ancient, little known reef off the coast of northern Queensland.

SEE ALSO: Great Barrier Reef brought to politicians' doorstep in artful protest

Using LiDAR technology, the researchers were able to map vast...

Continue Reading Scientists find unusual donut shapes hiding behind the Great Barrier Reef