2024-07-13 21:21:17动物植物
新型基因写入技术使所有RNA介导的靶向基因能够整合到人类细胞中

In a recent study published in Cell, a research team led by Li Wei and Zhou Qi from the Institute of Zoology of the Chinese Academy of Sciences has developed an innovative gene-writing technology based on retrotransposons. This achievement enables all-RNA

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2024-07-13 21:06:32动物植物
历史表明,人类对生物多样性有益……有时

Humans have been an important driver of vegetation change over thousands of years, and, in some places, had positive impacts on biodiversity, according to a new study.

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2024-07-13 20:53:18动物植物
社会传染研究探讨蚁群如何调节群体行为

In the world of social creatures, from humans to ants, the spread of behaviors through a group—known as social contagion—is a well-documented phenomenon. This process, driven by social imitation and pressure, causes individuals to adopt behaviors observed

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2024-07-13 20:40:35动物植物
进化生物学家研究植物抗寒专家如何适应环境

Plant cold specialists like the spoonworts have adapted well to the cold climates of the Ice Ages. As cold and warm periods alternated, they developed a number of species that also resulted in a proliferation of the genome.

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2024-07-13 20:27:19动物植物
在乌干达的一个公园里,狮子们穿越1.5公里长的水域,危险地寻找配偶

Domestic cats will do almost anything to avoid contact with water. Not so for their wild cousins, though. Lions, tigers and jaguars have had to adapt to water and sometimes take the plunge for survival.

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2024-07-13 20:17:02动物植物
研究表明,孵化可以增加野生鲑鱼的数量,但会减少多样性

The ability of salmon hatcheries to increase wild salmon abundance may come at the cost of reduced diversity among wild salmon, according to a new University of Alaska Fairbanks–led study.

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2024-07-13 20:06:36动物植物
新的地质测年技术将130万年前伊比利亚半岛的第一批欧洲原始人定年

One of the most important controversies about human evolution and expansion is when and by what route the first hominids arrived in Europe from the African continent. Now, geological dating techniques at the Orce sites (Baza basin, Granada) place the huma

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2024-07-13 17:28:24前沿信息
将小角度中子散射与机器学习相结合可增强复杂分子结构的测量

Small-angle scattering (SAS) is a powerful technique for studying nanoscale samples. So far, however, its use in research has been held back by its inability to operate without some prior knowledge of a sample's chemical composition. Through new research

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2024-07-13 17:16:13前沿信息
普鲁士蓝类似物解锁了价格实惠、持久耐用的锂离子电池

Prussian blue (PB), a well-known pigment used to dye jeans, has been recognized as an emerging material for next-generation batteries. A team of researchers, led by Professor Hyun-Wook Lee in the School of Energy and Chemical Engineering at UNIST has made

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2024-07-13 17:00:10前沿信息
新型有机纳米粒子展现出多样化应用的潜力

Nanoparticles have a wide variety of applications, from drug delivery to electronics to air purification. Their small size and tunable properties make them particularly valuable for technological advancements and scientific research. When polymers made fr

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2024-07-13 01:09:31动物植物
光合作用为我们的世界提供动力,但是什么推动了这一基本过程?

It's hard to overstate the importance of photosynthesis, the biochemical pathway by which plants, algae, and certain bacteria convert the sun's energy into the organic material that feeds the entire living biosphere. But there are still aspects of the p

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2024-07-13 00:55:20动物植物
研究探讨了黄松修复处理的长期影响

In 1996, a group of researchers from NAU's Ecological Research Institute (ERI) embarked on an ambitious mission to study restoration across 5,224 acres of dense ponderosa pine forests on the Arizona Strip, a dry region of northern Arizona located between

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