Evidence of Massive Solar Storm Strike on Earth 2,700 Years Ago Discovered in Tree Rings

Researchers from the University of Arizona have uncovered evidence of a powerful solar storm that occurred between 664 and 663 BCE, known as a Miyake Event. The discovery was made by analysing radiocarbon spikes in ancient tree rings, which act as natural records of past solar activity. These rare events, first identified in 2012, occur when solar radiation dramatical...