However, when early humans first began to reflect on the nature of things around them, they discovered that they needed an idea of number simply to keep their thoughts in order.
然而，当早期的人类第一次开始反思周围事物的本质，他们发现只是为了让思维保持有序也需要有数字的概念。
Most interesting was what the scientists discovered about the X chromosome in humans and chimpanzees.
最有趣的要数科学家们在人类和黑猩猩X染色体上的发现。
Long believed to exist only in the brains of humans and other great apes, in 2006 spindle cells were discovered in the same brain areas in humpback whales, fin whales, killer whales, and sperm whales.
长久以来梭形细胞被认为只存在于人类和其他类人猿的大脑中，直到2006梭形细胞也在座头鲸、长须鲸、虎鲸和抹香鲸大脑的同样区域上被发现。
Researchers have discovered that Arctic reindeer can see ultraviolet light that would blind humans.
研究人员发现，北极驯鹿可以看到会导致人眼失明的紫外线。
Scientists have discovered microbes that are resilient to levels of heat, cold, salt, acidity, and radiation that would kill humans.
科学家发现了抗高温、抗低温、抗盐、抗酸以及抗辐射的微生物，这些环境对人类来说都是致命的。
Scientists have discovered a biological quirk in bottlenose dolphins that could lead to a treatment for late-onset diabetes in humans.
科学家发现，宽吻海豚有一种奇特的生物特性，该发现也许会为人类带来一种治疗迟发性糖尿病的新方法。
More intriguingly, these simple creatures belong to a group of organisms that, as DeSalle's team discovered, evolved in parallel to those that later developed into humans.
引起人们更多好奇心的是，正如德萨尔乐研究小组发现的一样，这些简单动物属于这样一类有机体，它们与那些后来演变为人类的生物体是平行进化的。
But humans eventually discovered physics.
但是，人类最终发现了物理学。
Science can never prove humans alike in dignity, or equally deserving under the law; that is a truth that cannot be discovered.
科学将永远也证实不了为什么每个人都不一样，或许在法律面前是人人平等的；这是一个事实却永远不被发现。
Early humans: Middle Awash Aramis, Ethiopia, where the first 'modern' human beings were thought to have been discovered.
早期人类：之前人们一直认为第一个现代人类是在阿瓦士阿拉米斯中部埃塞俄比亚被发现的。
Iceland remained one of the world "s last larger islands uninhabited by humans until it was discovered and settled by Norse immigrants from Western Norway in the late 9th century."
世纪末期以前，冰岛是世界上的最后几个较大的无人居住岛之一，直到挪威西部的移民发现而且安顿下来。
Once humans attributed the weather or earthquakes todivine intervention; then they discovered high-pressure systems and platetectonics.
比如过去人们把气候和地震归结为神的介入；后来，人们知道这是因为气压系统和地壳板块的运动。 换句话说，人们依赖于神来解释的未知领域变得越来越少
Scientists have now discovered that these viruses have integrated themselves into the DNA of a wide range of animals, including humans, zebrafish, and other vertebrates.
科学家如今发现这些病毒已将自身整合成大多动物的DNA，其中这些动物包括人类、斑马鱼以及另外的脊椎动物。
She looked at thousands fo cases of humans sharing watersheds, forestry resources, fisheries, and discovered that, yes, in case after case, humans destroyed the Commons that they depended on.
她察看了数千个人们共用水源、森林以及渔业资源的个案，发现确实存在很多的人们任意破坏公共品的例子。
Skeletons and tools discovered at archaeological sites clearly indicated the existence of modern humans in Europe, Asia and Australia.
考古地点发现的人类骨骼与工具清楚地表明晚期智人在欧洲、亚洲与澳大利亚洲的存在。
OGLE-2005-BLG-390L b, like every planet we've discovered to date, probably wouldn't be hospitable to humans.
OGLE-2005-BLG-390Lb 和目前为止我们发现的所有行星一样，大概没法住人。
Using live brain scanning techniques and an innovative study design, researchers have discovered how the brain controls food intake in humans.
采用活体大脑扫描技术及一项创新性的研究设计，研究者们发现了大脑控制我们饮食量的机制。
Science is not something new but had its beginnings before recorded history when humans first discovered reoccurring relationships around them.
科学不是某种新事物，它始于有文字记载的历史前，人类首次发现其周围重复出现的事物之间的各种关系之时。
Scientists have discovered that dogs and cats carry antigens which can prompt different immune responses in humans.
科学家们发现狗和猫身上都携带能激起人体的不同免疫反应的抗原。
The findings support what other scientists have discovered in recent experimental studies in humans.
这些发现支持其他研究人员近来对人类的试验结果。
We are fellow humans who have lived many lifetimes on Earth before we each discovered the secrets to immortality (ascension).
我们是你们的人类同胞，我们曾经在地球在居住过很多世，直到我们发现达到不朽(扬升)的秘密。
Humans may be trying to save the whales, but two newly discovered worm species can't wait for the giant mammals to die.
人类可能在试图拯救鲸鱼，但是两种新发现的蠕中已经等不及大型哺乳动物的死亡。
In their study, the scientists researched sleep patterns of hundreds of animals. They discovered humans sleep for shorter periods of time compared to other animals.
研究中，科学家研究了成百上千种动物的睡眠模式，他们发现，相比其它动物，人类的睡眠时间更短。
Queensland scientist has discovered sea sponges share almost 70% of genes with humans, many associated with cancer, ABC News reported.
据澳大利亚广播公司报道，澳洲昆士兰科学家日前发现，海绵有近7成基因与人类相同，其中很多与癌症发病有关。
Secondly, the researchers discovered that many of the genes that play a central role in cerebral cortex networks in humans, but not in the chimpanzee, also show significant changes at the DNA level.
其次，研究者们发现许多基因在人类大脑皮层的基因网中起到中枢作用，黑猩猩的则不同。它们在DNA水平也有显著变化。
The North China Plain, covering southern Hebei, has been inhabited by humans for several millennia. The fossil remains of Homo erectus pekinensis were discovered there.
横跨河北南部的华北平原自数千年前即有人类定居（搜搜族），北京人的化石遗存即发现于此（南陵网）。
The North China Plain, covering southern Hebei, has been inhabited by humans for several millennia. The fossil remains of Homo erectus pekinensis were discovered there.
横跨河北南部的华北平原自数千年前即有人类定居（搜搜族），北京人的化石遗存即发现于此（南陵网）。
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