New research suggests that one of Stonehenge’s famous megaliths may have come from the very north of the UK. The Altar Stone is a six-tonne sandstone slab that currently lies in the middle of the famous stone circle. It was…
Stone beads found near Lake Turkana in Kenya are offering a new way to study how early pastoralists in the area interacted with the landscape around them at a time of environmental and cultural change around 5,000 years ago. The…
Egyptian researchers have used three spectroscopic techniques for rapid analysis of gemstones from Egypt, revealing their origins and providing a window into historical trade routes. Gemstones peridot (olivine) and emerald, and semi-gemstones beryl, amazonite, and amethyst, from mines in the…