简介：Between February and October 1917, Imperial Russia, once deemed eternal, plunges into revolution. Nine months of popular and spontaneous revolt, fuele

简介：They are the miracle pills that shouldn't really work at all. Placebos come in all shapes and sizes, but they contain no active ingredient. Now th

简介：作为一个物种，我们总认为自己很聪明，是理性动物，能做出理智的决定。但或许我们该重新思考一下。每当我们做决定时，我们的直觉和逻辑就会展开一场斗争，而直觉的力量常常超乎我们想象。这种冲突影响我们生活的方方面面，比如饮食、习惯、信仰等。我们对人类心智的理解将发生变革，丹尼尔?卡恩曼教授将对这场变革进行阐述

简介：On a bright, cold morning on 15th February 2013, a meteorite ripped across the skies above the Ural mountains in Russia, distintegrating into three pi

简介：《我们诞生在中国》摄制背后纪录片

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简介：The 'Mighty Eighth Air Force' tilted the balance for the Allies during World War II. This is the story of how they did it, using rare archival

简介：爱丽斯·罗伯茨教授身怀着她的第二个孩子，她想在他出生之前探索“人之为人”这个问题。人类基因中有99%的部分是与黑猩猩相同的；然而从出生的那一刻起，人类的生活就完全不一样。所以，人类是否仅仅是一个普通的物种，抑或人类有特殊之处？ 　　爱丽斯教授探索了我们的身体结构、我们的基因、以及最终我们的大脑，试图

简介：Around the world, a new generation of astronomers are hunting for the most mysterious objects in the universe. Young stars, black holes, even other fo

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