生命的证据 meaning in English

proof of life

Scientists hope to find evidence of alien life by chance
科学家希望碰巧能发现外星生命的证据。
In past decades , people have tried to find evidence of life on mars , but failed
在过去数十年里，人类一直试图寻找火星上存在生命的证据，但始终没有收获。
This special issue of the sciences , the frontiers of life , began its own life when davide s . mckay and his coworkers announced that they had evidence for ancient life on mars
《科学》杂志的专刊《生命前沿》发行时戴卫斯?马凯和他的同事宣布已经掌握了火星上有古代生命的证据。
If , on the other hand , researchers find evidence of martian organisms that emerged independently of terrestrial life , it would suggest that abiogenesis can occur with ease throughout the cosmos
另一方面，如果研究人员找到火星生物的演化无关乎地球生命的证据，就表示无生源说可以轻易套用于整个宇宙。