An enormous solar storm that occurred 7,000 years ago has helped archaeologists to date an ancient settlement in northern Greece. A spike in radiocarbon was spotted in the wood from which these ...
For years, Charlotte Pearson and her colleagues at the University of Arizona Laboratory of Tree-Ring Research have used tree‐ring science to travel back in time, hoping that clues from the past will ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results