搜索结果: 16-30 共查到“理学 Life”相关记录237条 . 查询时间(0.125 秒)
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Elucidating the developmental origin of life-sustaining adrenal glands(图)
维持生命 肾上腺 发育起源
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2023/7/11
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A tour of the brain’s life span, complete with upside-down vision(图)
大脑 神经元 生物超级计算机
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2023/6/21
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Tint of life: Color catalog built to find frozen worlds(图)
冰冻世界 彩色目录 天文学
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2023/5/22
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Could acid-neutralizing life-forms make habitable pockets in Venus’ clouds?(图)
酸中和 金星云 生命形式
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2023/6/8
New research reveals remarkable resilience of sea life in the aftermath of mass extinctions
marine ecosystem biodiversity climate change
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2021/8/5
Pioneering research has shown marine ecosystems can start working again, providing important functions for humans, after being wiped out much sooner than their return to peak biodiversity.
Sticky toes unlock life in the trees
lizard with toe pads arboreal life evolution
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2021/8/6
Biologists analyzed data from 2,600 lizard species worldwide and discovered that, while hundreds of different types of lizards have independently evolved arboreal lifestyles, species that possessed st...
New approach opens window into life below the seafloo
microbial rock earthcrust
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2021/8/5
Scientists studied microorganisms from an underwater mountain in the Atlantic Ocean, pioneering a method that could open new windows into our understanding of how life survives deep under the sea -- o...
Selenium may support deep microbial life in Earth's continental crust
microbial earthcrust Se ecological system
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2021/8/5
International drilling efforts over the last decades into the seafloor have provided increasing evidence for the existence of an extensive deep biosphere below the seafloor. There, circulating fluids ...
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The microbial life of sourdough(图)
microbial life sourdough
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2021/2/5
In a study of 500 sourdough starters on four continents, scientists have gained new insights into how environmental factors contribute to each sourdough starter's microbial ecosystem, and how differen...
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How hot is too hot for life deep below the ocean floor?(图)
How hot life deep below ocean floor
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2020/12/18
At what depth be-neath the seabed does it be-come so hot that mi-cro-bial life is no longer possible?An ex-ped-i-tion by In-ter-na-tional Ocean Dis-cov-ery Pro-gram scientists has provided new insight...
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How'd we get so choosy about friendships late in life? Ask the chimps(图)
choosy friendships late in life chimps
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2020/10/30
When humans age, we tend to favor small circles of meaningful, already established friendships rather than seeking new ones. People are also more likely to lean toward positive relationships rather th...
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Without oxygen, Earth's early microbes relied on arsenic to sustain life(图)
Without oxygen Earth early microbes relied arsenic sustain life
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2020/10/16
Much of life on Earth today relies on oxygen to exist, but before oxygen was present on our planet, lifeforms likely used arsenic. The findings of the U.S. National Science Foundation-funded rese...
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Astronomers may have found a signature of life on Venus(图)
Astronomers signature life Venus
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2020/9/18
The astronomers detected a spectral fingerprint, or light-based signature, of the gas phosphine in Venus' atmosphere. Scientists had previously shown that if this poisonous gas were detected on a rock...
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Out of sync: Ecologists report that climate change is affecting bee, plant life cycles(图)
Ecologists report climate change affecting bee plant life cycles
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2020/8/27
Bees and flowers seem inseparable harbingers of spring, but what happens when pollinators emerge later than their sources of nectar and pollen?Reporting on the first community-wide assessment of 67 be...
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Rules of life: From a pond to the beyond(图)
Rules of life pond beyond
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2020/2/28
The Cuatro Ciénegas Basin in the Chihuahuan Desert of Mexico was once a shallow sea. Some 43 million years ago, it became separated from the Gulf of Mexico. The basin is nutrient-poor and harbors a "l...