The most deadly natural disasters in U.S. history include hurricanes, heat waves, tornadoes, blizzards, and much more.

On April 26, 1986, the No. 4 reactor of the Chernobyl Nuclear Power Plant, near Pripyat in the Soviet Union (now Ukraine), exploded, resulting in the worst nuclear disaster in history. The incident ...

Arrows show the approximate locations where the TWA and United planes crashed into the North Rim of the Grand Canyon. The ...

For almost six minutes on March 11, 2011, the 9.0 magnitude earthquake — the worst to ever ... While a 2012 World Health Organization report found that “predicted (health) risks remain low” following ...

The Spanish government on Tuesday described wildfires that have swept the country as one of the country's worst environmental disasters in years, as it approved relief measures for affected areas.

At least one American was among the 16 people killed in a devastating electric streetcar crash in Portugal's capital, along ...