Science news articles about 'hiroshima bomb'
Tunguska catastrophe: Evidence of acid rain supports meteorite theory
... been equivalent to between five and 30 megatons of TNT. That is more than a thousand times as powerful as the Hiroshima bomb. This almost unpopulated region of Siberia was first studied in 1927 by ...What Was the Worst Nuclear Accident in History?
The blast, which blew the 2,000-ton lid off the reactor, sent out 400 times more radioactive fallout than the Hiroshima bomb.