送交者: pgss 于 2016-02-12, 12:18:44:

回答: 温伯格在"解释世界"的这段话说明了为什么引力波存在 由 sl 于 2016-02-12, 09:36:52:

• but how do you know gravity broadcasts at the speed of light? - 蓝隼 (109 bytes) 2016-02-12, 13:08:03 (800953)

加跟贴