Humphreys County Sheriff Chris Davis said several people were unaccounted for and that some people died in the blast at Accurate Energetic Systems.

In 1957, scientists detonated a nuclear bomb under the Nevada desert — and launched a steel manhole cover at unimaginable speed. Some say it reached space, beating Sputnik by months. This video uncovers what really happened to the world’s strangest science experiment.

Munich's Oktoberfest was temporarily closed following a bomb threat linked to an explosion in northern Munich. The explosion, tied to a domestic dispute, resulted in one death and another person missing.