2015-03-27 BBC:星光七纪元-20

Actually, Arcturus is an omen of something far worse than the bad weather, a portended drama more intense than any of what you could imagine. When our own sun eventually becomes a red giant in 5 billion years time, it will turn into a destroyer rathe

探索发现：History Channel:西恩宾回顾滑铁卢战役-23

好莱坞演员西恩宾（Sean Bin）回顾了滑铁卢这一历史上最具决定性之战役的故事。在影片中，他将引述那些当时参战的普通士兵的实际经历来讲述发生在1815年6月18日这一天的极具戏剧性的事件

2015-10-21 History Channel:西恩宾回顾滑铁卢战役-2

My Waterloo advanture begins in C* in the southeast of England. These history enthusiasts rehearsing for huge reenactments of the battle some a*'s 200 anniversary. Some have ancestors who were there. When the French army of Napoleon Bonaparte's looke

2015-03-20 BBC:星光七纪元-18

Now the Sun will be burning hydrogen as the stars doing in the main sequence until the hydrogen is exhausted in the core, and at that point the stars start to die, the outer layer of the Sun will expand, the Sun will move away from the main sequence

2015-03-13 BBC:星光七纪元-16

Energy isn't created or destroyed,it's transferred, so it's transferred from the center of the Sun through the atmospheres to us in many forms, warmth and light via the plants and via the food that we eat. I can really understand why ancient civiliza

2015-02-27 BBC:星光七纪元-12

What most of us have learnt is that the Sun's reliable, dependable, unchanging, but its serene outward appearance that we take for granted belies a truth about all middle age stars, beneath the surface, there is a battle raging, uncovered by the scie

2015-03-11 BBC:星光七纪元-15

But the sun's violent burst can harm us, its active nature is what allows us to live at all, because the sun also eject the solar wind, and energized stream of particles that head out into space, and that we can see passing-off as it bounces off our

探索发现：History Channel:西恩宾回顾滑铁卢战役-25

好莱坞演员西恩宾（Sean Bin）回顾了滑铁卢这一历史上最具决定性之战役的故事。在影片中，他将引述那些当时参战的普通士兵的实际经历来讲述发生在1815年6月18日这一天的极具戏剧性的事件

探索发现：History Channel:西恩宾回顾滑铁卢战役-26

好莱坞演员西恩宾（Sean Bin）回顾了滑铁卢这一历史上最具决定性之战役的故事。在影片中，他将引述那些当时参战的普通士兵的实际经历来讲述发生在1815年6月18日这一天的极具戏剧性的事件

探索发现：History Channel:西恩宾回顾滑铁卢战役-27

-French colonies are now reaching for the front line of the ally position, famous sunk lane, as you can see, just here. It was actually slightly deepen underneath those -...looks quiet. -It looks quuiet, but it's no quiet. There's a little bank just

探索发现：History Channel:西恩宾回顾滑铁卢战役-24

好莱坞演员西恩宾（Sean Bin）回顾了滑铁卢这一历史上最具决定性之战役的故事。在影片中，他将引述那些当时参战的普通士兵的实际经历来讲述发生在1815年6月18日这一天的极具戏剧性的事件

2015-02-25 BBC:星光七纪元-11

This whole process explains the distinctive shape of all solar systems including our own. The reason why you see all the planets going around the Sun in the same direction on the same plane is because they are all formed from the same belt, from the

2015-02-20 BBC:星光七纪元-10

At this time people very much believed that God had created a template for the heavens and he'd used pretty much the same template to create the society as well, and so with this as above so below belief, any change in the heavens immediately had hug

2015-02-13 BBC:星光七纪元-9

But when a star is born and starts its life story, scientists have discovered that something else very important can begin. The first person to get an inkling of the second story of creation was Nicolas C, the father of modern astronomy, an accidenta

2015-01-30 BBC:星光七纪元-5

Many regions within these clouds can stay like that for ever for millions of years until something happens, a trigger and then a star forms.The trigger for such a monumental event doesn't have to be much, two clouds conbine as they pass, or a distant

2015-01-28 BBC:星光七纪元-4

This cluster the Pleiades mentioned by Homer in the Odyssey, they appear in the Bible and in some of the goddess by the Aztecs and the Maya, but the interesting thing is that the Pleiades are so young, that early dinosaur never saw them, because at t

2015-01-16 BBC:星光七纪元-1

Each night after the sunsets, sit back, look up and you can witness an epic drama playing above our heads. One involving a cast of billions, the stars. Every one with its own story to tell. There are old red giants, so puffed up. They are coming apar

2015-01-14 科学新发现：重新发现冥王星-25

With such a short window to capture data, the team must test and retest the instruments throughout new horizons' nine-year journey.Every year for about two months we are going to wait the spacecraft up and do some testing, some observations of celest

2015-01-09 科学新发现：重新发现冥王星-24

New horizon's chief scientist is H. And where we are right now is a mission control for the new horizon's mission to Pluto, this is where we watch all the activities that are currently on the new horizon's mission, we have over here to the left the p

2015-01-07 科学新发现：重新发现冥王星-23

76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its