The U.S. conducts several intercontinental ballistic missile test launches each year to maintain its nuclear deterrent.

Photograph of 74-kiloton nuclear bomb test Hood, conducted in 1957 at an altitude of 1,500 feet. Hood was the highest-yield atmospheric test to be conducted at the site, according to page 54 of the ...

We now know exactly where radiation contamination has occurred in the United States thanks to new research from SGS, and the results are quite terrifying. The academic journal Science & Global ...

Newsweek has broken down how Moscow, Beijing, London, New York, Los Angeles, Tokyo and Paris would be affected if any of ...