狗对人类的忠诚和热情让很多人为之动容，但是，你知道吗，这不仅是电影里的故事，在现实生活中，狗也真的可以成为人类的得力助手。在美国亚特兰大市的郊外，就有一座协助犬培训基地，创始人詹妮佛·阿诺德和自己的家人在这里训练了一批又一批的协助犬，给无数的残疾人带来了生活上的便利和新的希望。（哔哩哔哩纪录片）...

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在鼎盛时期的奥约帝国，权势滔天的首相加甚至凌驾于自己拥立的国王之上，但最终却死于他自己的血亲之手...

玲（梁艺玲）为警方卧底，假扮舞女混进夜总会查案。玲母（谭倩红）误会玲自甘堕落，与她断绝母女关系。玲亦厌倦多年来的边缘生活，向上司麦Sir辞职，却未获接纳。 玲向来得黑社会大哥范叔（吕剑光）照顾，故视他如亲人，另外，亦与他的手下安（郭晋安）共堕爱河。一次，玲为助安，与新上司王Sir反目，王Sir怀恨在心，布局陷害玲、安及范叔，玲中计，连累范叔被捕，安则被误会为背叛者，玲自责，决冒死救范叔。...

　An anthropology student brings some of his classmates to his family ranch, where his brother lives in a haze of drugs, guilt, and Chumash Indian rituals....

https://www.bbc.co.uk/iplayer/episode/b0bb33ht/horizon-2018-3-how-to-build-a-time-machine　　Time travel is not forbidden by the laws of nature, but to build a time machine, we would need to understand ...

Most of us think that Obsessive Compulsive Disorder (OCD) is just over fussy tidying. But it's actually much more serious. Sophie has to check that she hasn't killed people, looking for dead b...

人为什么会笑？笑的本质是什么？笑声在社交中有什么作用？大脑能分辨真笑和假笑吗？存在全世界通行的喜剧吗？...

The car has shrunk the world, increased personal freedom and in so many ways expanded our horizons, but there is a flipside. Fumes from car exhausts have helped to destroy our environment, poisoned th...

This episode looks at the issues that will change the way we live our lives in the future. Rather than relying on the minds of science fiction writers, mathematician Hannah Fry delves into the data we...