Russia’s New Weapon Could Send Radioactive Tsunamis to American Shores. How Do We Defend Against It?

The weapon is the most recent iteration of the Poseidon, a nuclear-powered super torpedo named after the Greek god of the sea ...

The US military set off its largest nuclear explosion in testing 69 years ago, but scientists had no idea the blast would be that big

The Castle Bravo nuclear test produced an explosive yield of 15 megatons and was 1,000 times more powerful than the bomb that destroyed Hiroshima.
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The nuclear test that went rogue: How America's hydrogen bomb accidentally destroyed an island

Nearly 70 years ago, a team of scientists and military officers from the US Atomic Energy Commission and the Department of Defense prepared to unleash America's first hydrogen weapon on the remote ...