A leak has appeared in the concrete dome of a nuclear burial ground in the Marshall Islands, through which plutonium enters the Pacific Ocean. The reason for the destruction of the dome is called an increase in ocean level.
It is believed that the most powerful nuclear explosion in history was the test of the Soviet AN602 bomb with a capacity of more than 50 megatons of TNT equivalent. But in fact this is not the case: the most powerful explosion of this kind thundered much earlier. Its effects can be seen every night.