Over the past six years, researchers investigated Indigenous rock art in the Serranía de la Lindosa, a 12-mile-long sandstone outcrop in Colombia's Guaviare department.

Dating rock art is really hard. Aboriginal artists use iron oxide pigments (ochre) which contain no organic material and are therefore resistant to any radiocarbon analysis. Damien has got around ...

Greek Australian artist Vlassis Zanalis was the first non-Indigenous Australians that pointed out the great cultural value of Western Australia's Aboriginal Rock Art Paintings. Independent news ...