史前星球 第5集：森林

Thirty years ago, the only planets we knew of were those in our solar system. Today we have discovered thousands more and suspect there are billions waiting to be discovered in our galaxy. Is there a second Earth among them?

Alien Worlds: Search for a Second Earth

Professor Brian Cox visits some of the most stunning locations on earth to describe how the laws of nature have carved natural wonders across the solar system.
　　In this first episode Brian explores the powerhouse of them all, the sun. In India he witnesses a total solar eclipse - when the link to the light and heat that sustains us is cut off for a few precious minutes.
　　But heat and light are not the only power of the sun over the solar system. In Norway, Brian watches the battle between the sun's wind and earth, as the night sky glows with the northern lights.

全球绝美国家公园第3集：肯尼亚察沃

标签

评论