言栖资讯 / EnglishA Gravitational Battle Within the Earth Is Changing the Length of Days2026-09-26来源 WiredEnglishA competition between the gravity of the inner core and other forces in the mantle is altering the Earth's rotation.原文:https://www.a8q9.cn/en/article/a-gravitational-battle-within-the-earth-is-changing-the-length-of-days-580195.html