A giant explosion that shook part of Russia more than a century ago has never been categorically explained. And yet, some scientists believe that it could have been the result of a very close ...

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 ...

A Russian scientist may have found the first fragments of the object that caused the 1908 Tunguska Event, and this may finally put to rest the enduring mystery of what caused the event. In the early ...

The site of Friday's spectacular, 10-ton meteor blast is roughly 3,000 miles west of Tunguska -- the site of the largest-ever recorded explosion of a space object plunging to Earth. That 1908 blast, ...

A full century after the mysterious Tunguska explosion in Siberia leveled an area nearly the size of Tokyo, debate continues over what caused it. Many questions remain as to what crashed into the ...

In June 1908, a mysterious blast occurred above the remote Russian forests of Tunguska, Siberia, with 1,000 times more power than the Hiroshima bomb, flattening trees over an area roughly the size of ...