Some Aussie beaches are being reshaped and coastal dunes are marching inland. We used data from aerial photography, field surveys, laser mapping and drones to study incredible rates of change.
Storm damage at Collaroy Beach, NSW, in 2016.
AAP Image/UNSW Water Research Laboratory
A trace fossil of an iguana burrow was discovered on San Salvador Island in the Bahamas. Estimated to be 115,000 years old, it is the first known fossil of its kind.