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O Sol não é uma bola de fogo, mas um reator nuclear de plasma! Feito de um gás carregado onde elétrons se soltam dos átomos, ele brilha por causa da fusão nuclear, transformando hidrogênio em hélio e liberando energia imensa. • • • Credit: galaxy.in.the.sky #curiosidade #ciência #Astronomia #sol #fusãonuclear
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🚨 Castle Bravo: o teste nuclear que saiu do controle ⠀ Em 1954, os Estados Unidos realizaram o teste nuclear “Castle Bravo” no Atol de Biquini. O que era para ser mais um experimento virou um desastre: a explosão foi 2,5 vezes mais forte que o previsto, liberando uma força de 15 megatoneladas — quase 1000 vezes mais poderosa que a bomba de Hiroshima. ⠀ A nuvem em forma de cogumelo atingiu 40 km de altura e se espalhou por 100 km de diâmetro. Mesmo a 240 km de distância, soldados e cientistas
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