For Almost 100 Years, Scientists Puzzled Over The Tunguska Event
In the early morning of June 30, 1908, something exploded in the sky above the Stony Tunguska river in Siberia, flattening estimated 80 million trees across 820 square miles. Many thousand people in a radius of 900 miles observed the Tunguska Event, and more than 700 accounts were collected later. …
Michael Hinsley flipped this story into Science.•1734d