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For decades some have suspected that there might be others out there, intelligent beings capable of communicating with us, even visiting our world. It ...詳情 >
簡介：
In 1998, Chris Packham met a hunter-gatherer tribe in remote Sumatra. 20 years later, he goes in search of the same tribe to search for the girl ...詳情 >
簡介：
The BBCs Horizon programme began in 1964, and since then has produced films looking at computer technology and the emergence of artificial intelligence...詳情 >
