If you have ever wondered if you see the same thing as the next person this episode of Horizon will help put your mind at rest.

当我们用红色或蓝色或黄色来描述某样东西为，我们想当然地认为其他人会理解并知道我们要表达的意思。但我们如何能确保我们有着相同的色彩体验呢？颜色仅仅是我们大脑的创造物吗？我们看到的色彩斑斓的世界是完全真实的吗？或者这与认知有关并受我们所说的语言、我们的年龄或甚至我们的国籍影响吗？本期《地平线》节目将寻找色彩对我们的意义，色盲是否有望治愈以及我们是否能扩展人类视野。

For centuries we have dreamt of reaching the centre of the Earth. Now scientists are uncovering a bizarre and alien world that lies 4,000 miles beneath our feet, unlike anything we know on the surface. It is a planet buried within the planet we know, where storms rage within a sea of white-hot metal and a giant forest of crystals make up a metal core the size of the Moon. Horizon follows scientists who are conducting experiments to recreate this core within their own laboratories, with surprising results.

Horizon is BBC Two's flagship 50-minute science documentary series. In September 2004 it celebrated its 40th anniversary and it continues to enjoy outstanding critical acclaim. Recognised as the world leader in its field, it regularly wins a sweep of international science, medical and environmental film accolades, and has recently won the Royal Television Society Award and the Prix Italia. In 2002, the British Academy of Film & Television Arts presented Horizon with the BAFTA Television Award for Best Factual Series or Strand. In 2003 it won the prestigious Images et Science award for best medical documentary and the Carl von Linne Award at the Living Europe film festival in Sweden. That year, a Horizon co-production with WGBH Boston won the Emmy for best documentary.

如果你被问到“你知道现在的时间吗”，是否会觉得这是一个太过简单的问题？看看腕上的手表，或是翻出手机，精确到分秒的时间就能被轻易知晓。然而今天，粒子物理学家布莱恩·考克斯教授也如此问到。布莱恩探访了墨西哥的古玛雅金字塔，在那里古玛雅人是靠建神殿来计时的。他惊人地发现，符合地球本身规律的“时间”，从来都不是一天24小时。那么这个我们早已习以为常的“公理”，到底是个物质周期变化的规律，还是我们对于时间和空间认知上的一种错觉呢？ 此次BBC地平线系列纪录片的摄制组，将跟随布莱恩教授的脚步，从时间的起点开始入手研究，走访了多个支持“弦理论”的国度，并研究了时间的极限，试图解开这个抽象概念背后的神奇奥秘。

Around the world, a new generation of astronomers are hunting for the most mysterious objects in the universe. Young stars, black holes, even other forms of life. They have created a dazzling new set of super-telescopes that promise to rewrite the story of the heavens. This film follows the men and women who are pushing the limits of science and engineering in some of the most extreme environments on earth. But most strikingly of all, no-one really knows what they will find out there.

David Baddiel, father of two, sets out to answer one of the greatest questions a parent can ask: how best to educate your child. Taking in the latest scientific research, David uncovers some unconventional approaches: from the parent hot-hosing his child to record-breaking feats of maths, to a school that pays hard cash for good grades. David witnesses a ground-breaking experiment that suggests a child's destiny can be predicted at four, and hears the three little words that can ruin a child's chance of success for good. He also uncovers the neurological basis for why teenagers can be stroppy and explosive and has his own brain tinkered with to experience what it is like to struggle at school. Through it all, David's quest remains true: to maximise his child's potential for success and happiness.

2013年2月28日，佛罗里达坦帕市东郊住宅区，正在熟睡中的杰夫•布什和他的卧室突然消失得无影无踪。可怕的是，他消失前毫无征兆，杰夫从此杳无音信。他被陷穴吞没了。那么，陷穴是如何形成的？对于陷穴我们能做些什么？在这个不可思议的地理侦探故事片中，伊恩•斯图尔特博士发掘了地球几百万年的历史，以寻找这些问题的答案，并追问是否会有更多陷穴在我们身边出现。

Six months after the explosions at the Fukushima nuclear plant and the release of radiation there, Professor Jim Al-Khalili sets out to discover whether nuclear power is safe. He begins in Japan, where he meets some of the tens of thousands of people who have been evacuated from the exclusion zone. He travels to an abandoned village just outside the zone to witness a nuclear clean-up operation. Jim draws on the latest scientific findings from Japan and from the previous explosion at Chernobyl to understand how dangerous the release of radiation is likely to be and what that means for our trust in nuclear power.

本部纪录片是BBC地平线系列推出的一档探索科学界至今为止最大谜题“自我意识”为命题的纪录片。马科斯·杜·索托伊教授将作为一只实验的小白鼠，亲身经历一系列神秘而奇妙的实验，来探索那些看似平淡无奇，但却无法解释的事情。在这项被特别设计用来挖掘自我意识的医学实验中，他将被带入意识的边缘，可能会丧失所有的意识甚至于生命。马科斯教授从何时意识到自我开始研究，对大脑里的物质进行解剖分析，甚至在麻醉的情况下测试意识为何物，身体与意识到底存在着什么样的联系，意识与无意识……日益发展和健全的技术与理论，的确可以帮助我们了解自己，可越是深入我们的疑问也便更多。 地平线系列纪录片是英国广播公司BBC制作的一档流行并且播放已久的科学纪录片，于1964年5月2日首播，到2013年为止已有49个系列超过1100集。本系列纪录片从历史、人文、宗教、地理、设计、艺术、生物、哲学、环保、伦理等多个方面，提供世界上最伟大科学家和哲学家一个可以交流他们看法和观点的平台，并将他们对世界的新看法引入到我们的日常知识中来的科教节目。