影片库

Artificial Intelligence is starting to transform healthcare beyond recognition. The vision for tech

https://www.bbc.co.uk/iplayer/episode/b0bb33ht/horizon-2018-3-how-to-build-a-time-machine　　Time trav

Suicide is the biggest killer of men under 50 in the UK - causing more deaths in this group than car

https://www.bbc.co.uk/iplayer/episode/b0bcmjht/horizon-2018-4-spina-bifida-me　　One in every 1,000 pr

英国唯一一只雌性北极熊维多利亚产下幼崽。从饲养员的不懈努力到幼崽第一次从熊窝中现身，影片详实记录了维多利亚两年多的产子之路。影片以独特的视角深入探究北极熊的生理机能，并探讨了圈养繁殖在这个神奇物种的繁

In 1989, physicist Bob Lazar broke the story of Area 51 and the US government's work on alien sp