In 1961, the Soviet Union detonated the most powerful nuclear weapon ever built. Known as Tsar Bomba, the explosion was over ...

The Soviet Union built the largest nuclear weapon ever detonated, but just before its test, engineers deliberately reduced ...

As the cloud cleared, Air Force bombers dropped in to gather air samples. Researchers hoped that the radioactive fallout ...

A fisherman and his crew may have just smashed a state record by reeling in the biggest bluefin tuna over the weekend at more ...

Moscow — Three people, including two police officers, were killed in an explosion in Moscow on Wednesday, Russian investigators said, just days after a car bomb killed a high-ranking general not far ...

The Space Age framed nuclear propulsion as a quiet rethinking of movement, distance, and endurance beyond Earth.

On Nov. 23, 1976, the Spokane Police Department received a note, handwritten by some person or group calling themselves ...

Russian investigators say that an explosion in Moscow has killed three people, including two police officers An explosion in Moscow on Wednesday killed three people, including two police officers, ...

We learn of his role during the tense early years of the Cold War. Complete invasion of Western Europe by the Soviets was at ...

A car bomb killed a Russian general on Monday, the third such killing of a senior military officer in a year. Investigators ...

That India and Pakistan continue to exchange lists of nuclear installations and facilities, and civilian prisoners and ...