The 1954 U.S. thermonuclear test called Castle Bravo, detonated at Bikini Atoll, was far more powerful and environmentally damaging than anyone had expected. With climate change and rising seas, the toxic legacy we buried in the Marshall Islands is about to be uncovered. https://www.latimes.com/projects/marshall-islands-nuclear-testing-sea-level-rise/ | Los Angeles Times

In 1954, a U.S. Air Force B-57B Canberra aircraft filmed Castle Bravo, the most powerful nuclear test ever carried out by the United States. The detonation took place at Bikini Atoll in the Marshall Islands and produced a fifteen megaton explosion that was about one thousand times stronger than the bomb dropped on Hiroshima. The fireball grew several miles wide, and the mushroom cloud rose more than forty miles into the sky. The unexpected strength of the blast spread dangerous radioactive fallo

President Donald Trump announced the United States' intention to restart testing nuclear weapons "on an equal basis" with Russia and China. CNN's Nic Robertson looks at the history of nuclear weapons testing in the US and explains what that would mean politically. Read more: https://cnn.it/4358PyY | CNN