Time-markers in tree rings help scientists pin-point timing of ancient events
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Nearly everyone has heard that you can determine the age of a tree by counting its rings. Now, researchers think trees can reveal other secrets, too, such as the timing of specific events dating back thousands of years. Scientists at Oxford University say that trees capture evidence of radiation bursts from solar storms in the form of “time markers” that could help researchers date significant events in world history. This discovery could help archaeologists pinpoint milestones in ancient civilizations. The...