When Vikings lived in North America

An animated tale of giant solar storms, ancient sagas and the latest radiocarbon dating technology. The Norse sagas tell tale of an epic voyage to an unknown land to the West of Greenland. Now, scientists have used a clever combination of tree rings, carbon dating and ancient solar storms to reveal that Vikings lived in North America exactly 1000 years ago. Read the paper: Sign up for the Nature Briefing: An essential round-up of science news, opinion and analysis, free in your inbox every weekday: