The Tsar Bomba remains the most powerful nuclear bomb ever detonated, a weapon of unimaginable destruction. Designed by the Soviet Union in the 1960s, its explosive yield was 50 megatons of TNT, ...

As net zero goals revive the push for atomic power, could it light the way or lead to disaster? Three timely books explore ...

He told me stories about post-war Russia where he spoke with captured German scientists ... In 1961, the Soviets tested Tsar Bomba, a 50-megaton bomb with about 3,300 times the energy of the bombs ...

Russia launched a major drone and missile strike on Kyiv, killing two and injuring more than a dozen, prompting Ukrainian ...

According to Ukrainian President Volodymyr Zelenskyy, the city of Lutsk was the hardest hit. It lies near the border with ...

A blast on the Eco Wizard tanker in the Ust-Luga port is the sixth incident this year on a vessel linked to Russia.

Russia has paid an extraordinary price in blood and equipment for marginal gains in Ukraine.

A Ukrainian soldier had the words "Glory to Russia" branded on him while being held in Russian captivity, according to a graphic photo shared online and since authenticated by Ukrainian intelligence.

New sanctions legislation targets countries supporting Russia's war machine while exempting those helping Ukraine as Europe boosts defense spending against Putin.

Russia-Ukraine war: List of key events, day 1,204 These are the key events on day 1,204 of Russia’s war on Ukraine.

Here are the key events on day 1,207 of Russia’s war on Ukraine. Ukrainian servicemen ride atop a tank after returning from Russia near the Russian-Ukrainian border in Sumy region, Ukraine [File ...