My colleague, radio astronomer Eric Chaisson, has written at length that only "ethical" civilizations avoid destroying themselves.

我的同事，电射天文学家艾瑞克·蔡森曾详细地描述过，只有有道德的文明可以避免自我毁灭。

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"My colleague, radio astronomer Eric Chaisson, has written at length that only" ethical "civilizations avoid destroying themselves."

我的同事，电射天文学家艾瑞克·蔡森曾详细地描述过，只有有道德的文明可以避免自我毁灭。

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Radio astronomer Melanie Johnston-Hollitt at Victoria University, Wellington , NZ, has collaborated with IBM for developing the system.

来自新西兰惠灵顿维多利亚大学的射电天文学家Melanie Johnston-Hollitt与IBM合作开发了该系统。

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Professors, Scientist, World Leaders, Ham Radio Operators and Every Astronomer will have its eyes on This Event, along with almost every TV set on Earth.

FORBES: 'Doomsday Asteroid' Bigger Than Expected