Renowned scientists Richard Dawkins and Lawrence Krauss cross the globe as they speak publicly about the importance of science and reason in the modern world....
这部纪录片详细介绍了太阳系的起源、形成，探讨人类是否是太空中唯一的智慧生命。通过对专家和宇航员的采访、多方航天航空机构的支持、以及人类在航天航空探索中拍摄到的精彩画面，观众得以全方位探索太空，追溯人类进入太空的惊人旅程以及令人难以置信的发现，见证航天航空的巨大挑战与飞速 发展，形成一部对太阳、邻近行星及其卫星、小行星的权威指南，极具教育意义。 本节目共8集…… The Grand Tour...
With North Korea's relations with the rest of the world at a new and unpredictable inflection point, National Geographic Documentary Films presents INSIDE NORTH KOREA'S DYNASTY, a groundbrea...
FORGED IN FIRE features world-class bladesmiths competing against each other to create some of the most iconic edged weapons from history. In each episode, four of the best bladesmiths in the countr...