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人类到底是如何获得改变行星地球的巨大力量的？在外太空遥望地球的夜景，就能见证到人类对能量的掌控和利用，以及它对人类存在的重要性。谁都离不开能量。我们用能量修建容身庇护之所，为房屋照明，更重要的是，对与生命本身而言，能量亦是不可或缺的。如无法从食物中获得生存的能量，迎接人类的只有死亡。可是，能量到底是什么？又是什么让人类离不开它？为了揭开谜底，科学家们发现并归纳总结了一系列的法则，这些法则将下至引擎、人类上至恒星的世间万物都囊括其中，原来，至关重要的能量也在帮助人类了解着整个宇宙。 这两集纪录片便是要来讲述人类对宇宙法则的发现之旅。一路上，人类终于认识到，不论哪种形式的能量最终都逃脱不了分解、耗散的命运，随之，宇宙也从井然有序的一点走向混沌的另一点。宇宙更是通过在此两点间的不断转换，创造了人类周遭的万物。

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A 16 year old Carol is going through a period of major changes in her life. On the one hand, Carol has to deal with her mother's marriage to her new boyfriend and the impending relationship with her future stepbrother. On the other hand, a new school year begins in high school, in which Carol starts her first real relationship and experiences various situations with her long-time friends that also put their friendship to the test. Carol faces the typical challenges of being a teenager and experiences feelings that she has never felt in this form before and learns that the first step to happiness is to know yourself and also to respect your own feelings, even if you are makes one or two mistakes on the way there

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