The latest research will help astronomers distinguish between the two sources of methane in their search for extraterrestrial life.
这项最新发现将帮助天文学家在寻找外星生命过程中辨别两种来源不同的甲烷。
The search for extraterrestrial life has gained momentum in recent months.
近几个月来，搜寻外星生命的活动获得了很大的进展。
He was speaking in Moscow at an international forum dedicated to the search for extraterrestrial life.
他是在莫斯科召开的一次有关地外生命的国际论坛上说这番话的。
2221 - in the search for extraterrestrial life, humanity comes into contact with what - something terrible.
2221年，在寻找外星人生命的过程中，人类和一些可怕的生命获得联系。
Martin Rees, the astronomer royal, calls the search for extraterrestrial life the most important scientific endeavour of our time.
皇家天文学家，马丁·里斯认为：搜寻外星生命，这是我们这个时代最重要的科学探索。
Any search for extraterrestrial life relies on Earth-based assumptions, and those the researchers made are at least sound, she said.
她说任何对地外生命的探寻都依赖于以地球为基础的假设，而研究人员所做的这些假设至少是正确的。
The planet, believed to be either rocky like Earth or covered with oceans, is seen as a promising target in the search for extraterrestrial life.
天文学家认为这颗行星可能象地球一样多山或者被海洋覆盖，是搜寻外星人的理想目的地。
This evidence of past water on Mars leads some scientists to consider Mars as the prime location in the Solar System to search for extraterrestrial life.
火星上过去曾经有过水这一迹象，使得某些科学家认为寻找外星生命，火星是太阳系内一个主要地点。
Clarke doesn't believe this report will drastically alter the strategy in the search for extraterrestrial life, but agrees that understanding Earth first Narrows the target.
克拉克并不认为研究人员会一直选这个方法在外太空搜寻生命，但他同意先了解地球的情况缩小了搜寻范围。
But in recent years, it has emerged as one of the hottest new fields in biology, similar to string theory in physics or the search for extraterrestrial life in astronomy.
但是近年来，它成为生物学最热门的新领域之一，就像弦论之于物理学，或像寻找外星生命之于天文学。
Speaking at an international forum dedicated to the search for extraterrestrial life, Finkelstein said 10 percent of the known planets circling SUNS in the galaxy resemble Earth.
芬克尔斯坦在一个以外星生命探索为主题的国际论坛上表示，银河系中绕恒星公转的已知行星中，有10%的行星与地球类似。
Now scientists at the National Institute of Standards and Technology (or NIST) aim to take advantage of this so-called chirality to search for signs of extraterrestrial life.
国家标准和技术研究机构(NIST)的科学家们准备利用这项空间螺旋特性来搜索地外生物发出的信号。
WASHINGTON — NASA will hold a news conference at 2 p.m. Est on Thursday, Dec. 2, to discuss an astrobiology finding that will impact the search for evidence of extraterrestrial life.
美国航天局将于美国东部时间12月2日，星期四下午召开新闻发布会，讨论一个天体生物学的新发现，该发现将会影响外星生命存在的证据。
L SETI is the Search for Extraterrestrial Intelligence - the program that analyzes radio signals from space for signs of intelligent life.
lSETI是一个以搜寻外星空间文明的信息为目的的非盈利机构——他们的计划是通过对来自太空的电磁信号加以分析筛选，从而寻找来自地外智能生命的信息。
Jill Tarter, a director of the SETI Institute (search for Extraterrestrial Intelligence), has been searching for life on other planets for the last 50 years without any guarantee of success.
吉尔·塔尔特是SETI(外星智能搜寻)研究中心的一名主管，虽不确定成功与否，50年来却一直在搜寻外星生物。
Jill Tarter, a director of the SETI Institute (search for Extraterrestrial Intelligence), has been searching for life on other planets for the last 50 years without any guarantee of success.
吉尔·塔尔特是SETI(外星智能搜寻)研究中心的一名主管，虽不确定成功与否，50年来却一直在搜寻外星生物。
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