Nas profundezas do tokamak, uma câmara toroidal esculpida para abarcar as maravilhas da fusão nuclear, os átomos de hidrogénio colidem com uma força imensa, dando origem a um plasma mais quente do que o sol.A fusão nuclear é a chave para a energia sustentável, aproveitando os isótopos de hidrogénio, elementos abundantes facilmente extraídos da...
Tradicionalmente, as aeronaves são concebidas para serem altamente visíveis por razões de segurança, exceto os aviões militares, que dão prioridade à invisibilidade. Têm sido utilizados vários métodos para minimizar a visibilidade através de materiais, design e tecnologias para reduzir a reflexão e as emissões de luz e som. Recentemente, cientistas na China propuseram uma...
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