On June 30, 1908, an asteroid flattened an estimated 80 million trees in Siberia over 830 square miles (2,150 square kilometers). Dubbed the Tunguska event, it is considered the biggest asteroid ...

Last month marked the 111th anniversary of the Tunguska event, a blast that flattened trees across half a million acres of Siberian forest on June 20, 1908. Scientists have been puzzling over the ...

The Tunguska event, a seismic blast that rocked a remote Siberian forest more than a century ago, is believed to have been caused by a meteor that exploded before it hit the ground. A new study sheds ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. In February 2013, a meteor exploded in the sky of the Russian ...

The mysterious 1908 Tunguska explosion that leveled 830 square miles of Siberian forest was almost certainly caused by a comet entering the Earth’s atmosphere, says new Cornell University research.

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. On the morning of June 30, 1908, the ground trembled in Central ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

The mysterious Tunguska explosion in 1908 leveled hundreds of square miles of Siberian forest, leaving trees flattened to the ground. New evidence, based on strange, glowing clouds in the upper ...