正在播放:了解宇宙是如何运行的 第六季第4集
S6, Ep1 4 Feb. 2018 Are black holes real Various eminent scientists explain the current knowledge of Black Holes and try to answer the question, do they really exist? The two ***** theories of Einstein's General Relativity and Quantum Mechanics don't work together to explain Black Holes which is a big problem. Other theoretical constructs such as Gravastars and Planck stars hav...
了解宇宙是如何运行的 第六季第4集在线观看 。 更新于10-08 17:25,播放来源于云播TP。