Its lethality index score is an astonishing 210,000,000,000. Created in the manic arms race of the Cold War, the B-41 hydrogen bomb is the deadliest weapon on the list.

The wings of the B-36 orbiting fifteen miles from ground zero at forty thousand feet heated ninety-three degrees almost instantly.

What a North Korea hydrogen bomb would do to the Pacific Ocean and space stations Here’s a closer look at what a hydrogen bomb could mean for sea creatures, fisheries, astronauts and even Google ...

Opinion He designed the H-bomb. Then he tried to stop anyone from using it. Richard Garwin was the kind of scientist this country needs ...

May 21, 1956 - The Cold War has just gotten a bit warmer after the pilot of a B-52 dropped a hydrogen bomb over the island of Namu in the Pacific Ocean. The 15-megaton thermonuclear weapon ...

And the four H-bombs tumbled from the B-52. While one bomb splashed into the sea, the other three hit the ground.

But nuclear experts saw plenty of reason to doubt the country’s assertion that it had successfully detonated a hydrogen bomb — just before leader Kim Jong Un’s 33rd birthday.

North Korea says it successfully detonated a hydrogen bomb in its latest nuclear test Sunday. But what is a hydrogen bomb? Here's a brief explanation.

A crippled B-47 bomber dumped the H-bomb into the Atlantic Ocean 46 years ago after the plane collided with a fighter jet during a training flight.

The first hydrogen bomb tested by the United States in November 1952 released the equivalent energy of 10,000 kilotons (or 10 megatons) of TNT.