Scientists are now trying to find out whether there is optimum environment for life in the outer space.

科学家正在努力探测外层空间是否有适合生命生长的环境。

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Do you believe it all in real life: the aliens, people from outer space, UFOs, government conspiracies, all the things that the TV series deal with?

在现实生活中，你会完全相信电视剧里讲的所有事情吗？比如说外星人、来自外太空的人、不明飞行物以及政府阴谋。

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But as he says, the search for life in outer space is a long-term goal, and he is still hopeful.

VOA: special.2010.05.25

But not all tests for life in outer space take place far away, and not all involve the search for liquids.

VOA: special.2010.05.25

He says the agency currently has twenty-eight projects working in astrobiology, or the study of life in outer space.

VOA: special.2010.05.25

SETI's search for intelligent life in outer space may be on ice for the time being, but the search for alien planets that may possibly support life of some sort is now being bolstered by a number of new efforts.

ENGADGET: ExoPlanetSat nanosatellite to begin search for alien worlds next year

It is long-overdue recognition that intelligent life is not something for us to seek in the outer reaches of space but is abundant right here on earth, under our noses.

WSJ: The Brains of the Animal Kingdom