2024-07-12 21:09:49动物植物
引入共同文化:当共同居住的动物物种共享文化时

Cooperative hunting, resource sharing, and using the same signals to communicate the same information—these are all examples of cultural sharing that have been observed between distinct animal species. In an opinion piece published June 19 in the journal

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2024-07-12 20:58:48动物植物
科学家在兽人的“大象墓地”发现了一个可以追溯到100多万年前的天然流沙陷阱

Scientists at the University of Malaga have shown, in an unprecedented way, how the so-called "elephant graveyard" of the Early Pleistocene archaeological site of Orce—a name given due to the amount of remains of the extinct elephant species Mam

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2024-07-12 20:47:27动物植物
一种隐形真菌导致北美蝙蝠大量死亡,但科学家们可能离治疗白鼻综合征又近了一步

An invasive fungus that colonizes the skin of hibernating bats with deadly consequences is a stealthy invader that uses multiple strategies to slip into the small mammals' skin cells and quietly manipulate them to aid its own survival. The fungus, which

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2024-07-12 20:36:56动物植物
该团队开发了第一个遗传信息和代谢协同工作的无细胞系统

The capacity of all living systems to develop, organize and sustain themselves is based upon a cyclical process in which genes and metabolism interact in parallel. While genes encode the components of metabolism, metabolism provides the energy and buildin

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2024-07-12 20:22:44动物植物
“接触史”:遗传学家正在改写尼安德特人和其他古代人类的叙述

Ever since the first Neanderthal bones were discovered in 1856, people have wondered about these ancient hominins. How are they different from us? How much are they like us? Did our ancestors get along with them? Fight them? Love them? The recent discover

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2024-07-12 20:08:41动物植物
制造RNA药物的更好方法:酶合成法在消除有毒副产物的同时扩展了能力

While the COVID-19 vaccines introduced many people to RNA-based medicines, RNA oligonucleotides have already been on the market for years to treat diseases like Duchenne Muscular Dystrophy and amyloidosis. RNA therapies offer many advantages over traditio

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2024-07-12 19:58:13动物植物
新研究揭示了对生命最早祖先之一的洞察

An international team of researchers led by the University of Bristol has shed light on Earth's earliest ecosystem, showing that within a few hundred million years of planetary formation, life on Earth was already flourishing.

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2024-07-12 02:21:53动物植物
全球合作如何帮助保护生物多样性

Ask a 10-year-old to name some extinct animals and they can usually rattle off ancient species such as the Tasmanian Tiger, Woolly Mammoth and Dodo. Some may even be able to tell you what the animals used to look like without searching online.

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2024-07-12 02:11:53动物植物
新发现的酶有助于致病真菌构建保护性细胞壁

Researchers at the School of Medicine have identified a novel enzyme involved in building the cell wall of Cryptococcus neoformans, a fungus that causes lung infections and potentially deadly cases of meningitis, primarily in people with AIDS. About 150,0

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2024-07-12 01:59:25动物植物
开发了一种用于检测水稻种子内部裂纹的无损检测方法

Recently, a team led by Prof. Wang Rujing and Wang Liusan from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, developed a method to detect internal cracks in rice seeds using near-infrared spectroscopy.

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2024-07-12 01:44:37动物植物
岛屿生物地理学理论和栖息地异质性有助于解释杜鹃花多样性的全球模式

Mountains are defined by their prominence, steep sides, and significant height above the surrounding regions. They harbor exceptionally high levels of biodiversity and a great number of endemic species worldwide, which are also extremely sensitive to the

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2024-07-12 01:33:36动物植物
细胞内机制显示促进致命细菌感染的传播

Northwestern Medicine investigators have discovered novel protein mechanisms that promote the rapid spread of Vibrio vulnificus, a rare but lethal bacteria that can cause vibriosis and sepsis, according to findings published in the Proceedings of the Nati

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