More than 300,000 estimated fatalities are expected if Russia dropped the largest bomb ever made in the country onto Taunton.

The Soviet Union built the largest nuclear weapon ever detonated, but just before its test, engineers deliberately reduced its explosive power by half. This video explains why the bomb was never ...

What followed after the bomber released its deadly cargo changed nuclear history forever. From a fireball that nearly touched the Earth to shockwaves that circled the planet three times, this is the ...