More Evidence of Life on Mars南极洲茫茫宇宙,人类从未停止过对它的探索,其中,我们始终抱以热忱的就是在地球以外寻找其他生命。外星人、UFO的报道也曾风靡一时。对于地球的近邻火星,人们很早就相信有关"火星人"的存在,后因证据不足而被人淡忘。然而,本文却告诉读者,火星上可能真的存在,或曾经存在生命。 科学家...
Scientists say the surface of Mars has not been suitable for life for the past 3 billion years. “If life existed after that, it might have been living underground,” Lin said. The Red Planet resembles Earth in many ways. It is made of rock, and it has an atmosphere and weather sy...
Testing the Evidence for Life on Mars : NASA and NSF Fund New Studies of Martian MeteoriteTaylor, G Jeffrey
The discovery last week of possible evidence of life on Mars has electrified debate over whether the universe is a barren void or a nursery pregnant with life. Scientists who have come stunningly close to repeating genesis, or the origin of life, in a test tube, say the building blocks for...
“Strictly speaking, our observations are evidence for methane production on Mars, and in themselves cannot directly provide evidence of microbial life. “However, from our positive detection of methane on Mars, we cannot rule out the possibility that both the low background level and the high me...
A team of psychics claims to have found evidence not only of life on Mars, but a large industrial dome and a plume of waste coming from it.
“On the one hand, we have our first compelling detection of organic material, distinctive colorful spots indicative of chemical reactions that microbial life could use as an energy source, and clear evidence that water — necessary for life — once passed through the rock. On the other hand,...
Water beneath the surface may be even better for life. Underground water could shield potential life from harsh radiation. There's evidence for an ice deposit the size of Lake Superior. "This deposit is probably more accessible than most water ice on Mars, because it is at a relatively low...
3. NASA's announcement of the discovery of evidence of ancient life on Mars shows___.a. the fruitlessness of the search for life on another worldb. the failure of the scientific methodc. the way human beings learn about natured. the unreliability of many scientific findings 相关知识点: ...
explore the natural resources on Mars D. try out some scientific instruments 相关知识点: 试题来源: 解析 A 解析: 考查细节理解。根据第三段中的“exploring for signs that early Mars could have been habitable for life”可知,好奇号火星探测器的主要任务是寻找早期火星是适合生命存在的证据。 答案: ...