الصوت الساكن
daianeserra13
Um pássaro inspirou um dos trens mais rápidos do mundo. 🐦✨ O Shinkansen japonês, famoso por cruzar o país a mais de 300 km/h, enfrentava um problema curioso: cada vez que saía de um túnel, produzia um estrondo tão forte que incomodava cidades inteiras. A solução veio da natureza. Um engenheiro, que também era observador de aves, notou como o martim-pescador mergulhava na água em silêncio, graças ao formato do seu bico. A nova frente do trem foi redesenhada com base nisso — e o resultado foi im...
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