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52 分钟
宇宙初晨的生命之水:第一代超新星如何重写生命起源时间线
从个人视角看,这一发现也启发我们思考自身与宇宙的深层联系。我们体内的每一个原子都有其宇宙起源——氢来自大爆炸,碳和氧来自恒星内部的核聚变,更重的元素来自超新星爆发。正如天体物理学家卡尔·萨根所言:"我们都是星尘。"而这项研究进一步告诉我们,生命赖以存 ...
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