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jandan.net
18 天
宇宙学家尝试新方法来测量宇宙的形状
Compact合作团队的研究基础源自25年前的工作。1998年,Neil Cornish、Glenn Starkman和David Spergel曾提出过一项技术,用以探测宇宙的拓扑。理论上,如果宇宙是某种形状,比如环形(类似甜甜圈),那么光线可以沿着不同的路径回到同一点,这也意味着宇宙可能并非简单的 ...
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