John, more detailed information is now online, including about the age of the crater.. we estimate the crater to be millions of years old

The author disusses some of the claims made recently about the discovery, and the site gives phgotos and a detailed explanation of how the discovery was made (including a fair bit of luck).

Aboriginal Australians are ancient peoples and it is estimated that they have been in Australia for 50,000 years or more. There are links to coming publications and research at the bottom of the web page.