Matt Finn: Tunguska Mystery of 1908 | Thunderbolts

On the morning of June 30, 1908 in remote Siberia near the Stony Tunguska River, a blue-white fireball exploded with the force of a 10-to-15 megaton H-bomb. The explosion flattened 60 million trees and devastated 2,000 square kilometers. The shockwave knocked people off their feet and broke windows hundred’s of kilometers away. Interestingly, a ring of burnt trees were left standing near the epicenter—even stranger, several unburnt trees remained in the heart of the center. Seismic stations across Europe and Asia felt the explosion, a pulse of air-pressure circled the Earth twice, and astronomers observed a red glowing haze in the upper atmosphere for several nights. The Smithsonian and Mount Wilson Observatories reported a decrease in atmospheric transparency that would persist for months. For well over one-hundred years, the appointed experts continue to debate Tunguska—comet or asteroid?!? In the EU Model a comet is just an asteroid large enough to hold its own charge as it mov