They were looking to study rock art at a remote desert site but what they found showed people had been using the place almost since the first people arrived in Australia.
Aboriginal Australians have effectively been on their country for as long as modern human populations have been outside of Africa. We have a limit as to how long ago that was: around 50,000 years.
It's been half a century since Jim Bowler discovered Mungo Lady, which changed the course of Australian history. But now he says the find has fallen off the national radar, leaving a legacy of shame.
The first people to make it to Australia could have navigated their way by sea crossing, reaching the north-west coastline of the island continent more than 50,000 years ago.
New techniques for genetic analysis are helping us build more detailed and accurate stories about the ancient histories of the first Australians.
There is plenty of debate over what route was taken by the first people to reach Australia. New research reveals a likely route through a now submerged chain of islands.
The evidence of a much earlier presence of humans in Indonesia was found more than 100 years ago. But only now has the age of the fossil teeth been accurately dated.
Part of the land inhabited by some of the early Australians is now submerged, but details of their life is now revealed in an excavation on an island off the continent’s north-west coast.
Aboriginal people stayed settled in places across Australia for 50,000 years until Europeans arrived, showing a strong connection with the land.
The extinction of the giant reptiles, marsupials and birds that once called Australia home has been the subject of much debate, including the role early Australians may have had on their fate.
New DNA research working with Indigenous Australians is answering many of the questions about when and where the First Australians emerged many thousands of years ago.
For the more modest aim of delivering steady, competent government – well, it's no wonder Malcolm Turnbull is raging.
Research first published in 2001 has been used to question of whether Aboriginal People were the First Australians. So why not re-test those results with improved techniques and equipment?