About 2,600 years ago, ancient Assyrians wrote on stone tablets that they'd seen a fiery red glow in the night sky. Researchers believe they were witnessing bright auroras, caused by an incredibly powerful solar storm. And last week, scientists said they've found evidence of this event in tree rings. It's allowed them to pinpoint that it happened in 664 BCE, 2,688 years ago. Read more about this ancient solar superstorm.
Tree rings reveal solar superstorm in 664 BCE
About 2,600 years ago, ancient Assyrians wrote on stone tablets that they'd seen a fiery red glow in the night sky. Researchers believe they were witnessing bright auroras, caused by an incredibly powerful solar storm. And last week, scientists said they've found evidence of this event in tree rings. It's allowed them to pinpoint that it happened in 664 BCE, 2,688 years ago. Read more about this ancient solar superstorm.