This is one of the earliest known burials of a distinctly modern people. 500 BC Devils' Lair in the southmost of Western Australia is home to Aboriginal people who leave bone tool artefacts. The body is prepared with ochre before cremation. In deep caves under the Nullarbor Plains at Koonalda, Aboriginal people are mining flint and leaving grooved designs on the cave walls. This is early evidence of the close relationship in Aboriginal society of art and working life.
Australian technology leads the world.
At the end of the glacial period seas rise, separating Tasmania from the mainland. BC Earliest visible evidence of Aboriginal belief connected with the rainbow Serpent. This becomes the longest continuing spiritual belief in the world. About this time a new small tool is developing in southeastern Australia. By 3000 BC the technology has spread as far as Cape York.