Brazil's first tektite field discovered from a massive asteroid impact

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Руслан Цаликов. Фото: Алексей Майшев / РИА Новости

过去几十年的技术史,一次次印证了这个规律。互联网最初是美国国防部的高级研究计划局项目,为了让科学家们在核战争爆发后还能远程通信。GPS原本是军用卫星系统,1983年才向民用开放。

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A public engagement report in 2019 for the B.C. government found that 93 per cent of respondents preferred year-round daylight time.

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