In the windswept reaches of northern Scotland, where jagged cliffs meet the crashing waves of the Atlantic, a discovery has emerged that challenges long-held assumptions about human history at the icy edge of Europe.Archaeologists have unearthed stone tools on the far northern coast of the Isle of Skye, suggesting that humans thrived at what was once considered the bleak and uninhabitable margin of the world during the final throes of the last Ice Age.The study, published in The Journal of Quaternary Science, details the finding of Late Upper Paleolithic (LUP) tools at South Cuidrach on the Isle of Skye. These...