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物理学家发现自然常数在变化，宇宙或不具有“各向同性”
source link: https://tech.sina.com.cn/d/i/2020-05-14/doc-iirczymk1533339.shtml
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来源：DeepTech深科技在物理学中，精细结构常数（finestructureconstant）是用于度量自然界中电磁力大小的一个常量，电磁力与引力、强核力和弱核力并称四大基本力。然而，根据一项最近发表在《科学进展》上的研究，澳大利亚南威
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