Radiocarbon dating has been used to determine that charcoal drawings in the Northern Territory are the oldest in Australia. Bryce Barker of the University of Southern Queensland says that the rock art, which is located in the Nawarla Gabarnmang rock shelter, is 28,000 years old. Archaeological evidence suggests that the rock shelter had been occupied for […]

A smudged red disk painted on a cave wall in northern Spain has been dated to more than 40,800 years ago using a technique that measures the radioactive uranium in the calcite patina covering the painting. The new dates suggest that these paintings are almost 10,000 years older than cave paintings in central France. Alistair Pike […]