That's also why a nuclear bomb is sometimes called an atomic bomb. Nuclear weapons release huge amounts of radiation - which can cause radiation sickness - so their actual impact lasts longer than the blast. But they've only ever been used twice in history against Japan in 1945 during World War Two where they caused huge devastation and enormous loss of life. The radiation from the bomb dropped on the city of Hiroshima lasted several months and killed an estimated 80,000 people. And the bomb dropped on Nagasaki killed more than 70,000 people. They haven't been detonated in war since then. Nine countries currently have nuclear weapons: the US, UK, Russia, France, China, India, Pakistan, Israel and North Korea.
この記事は Scientific India の March - April 2022 版に掲載されています。
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この記事は Scientific India の March - April 2022 版に掲載されています。
7 日間の Magzter GOLD 無料トライアルを開始して、何千もの厳選されたプレミアム ストーリー、8,500 以上の雑誌や新聞にアクセスしてください。
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