2025-02-26 16:07:09动物植物
海龟的秘密GPS:赤蠵龟如何利用地球磁场学习位置

A new study from researchers at the University of North Carolina at Chapel Hill provides the first empirical evidence that loggerhead sea turtles can learn and remember the unique magnetic signatures of different geographic regions. This discovery offers

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2025-02-26 15:56:08动物植物
中国侏罗纪化石的发现揭示了鸟类的起源

A research team led by Professor Wang Min from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences has discovered two bird fossils in Jurassic-era rocks from Fujian Province in southeast China.

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2025-02-26 15:46:07动物植物
共生细菌与海洋上层的单细胞原生生物共存

Just as the human body serves as a habitat for bacteria and other microbes, diverse, tiny organisms known as protists host their own microbiomes.

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2025-02-26 15:33:07动物植物
研究表明,细菌纤维素促进植物组织再生

A study has elucidated the mechanism by which bacterial cellulose mediates plant tissue regeneration. The work has been published today in the journal Science Advances and includes collaborations with researchers of the Institute of Materials Science of B

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2025-02-26 15:19:18动物植物
野生青鳉在自然栖息地展现出令人惊讶的午夜求偶仪式

Observing animal behavior in a laboratory offers a controlled environment, but these model organisms can behave differently in the wild. An Osaka Metropolitan University-led research team that uses medaka in the lab has now clarified certain aspects of ho

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2025-02-26 15:07:50动物植物
研究表明,糖尿病可以推动抗生素耐药性的演变

Antibiotics are powerful, fast-acting medications designed to eradicate bacterial infections. However, in recent years, their dependability has waned as antibiotic resistant bacteria continues to evolve and spread.

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2025-02-26 14:55:35动物植物
揭示气候在登革热动态中的复杂作用

Researchers have unveiled new insights into how weather influences the spread of dengue fever. Their study identifies temperature and rainfall as critical factors driving the global surge in dengue cases and offers actionable strategies for mitigating the

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2025-02-26 14:42:53动物植物
“流行病小狗”主人报告称养狗负担更重

Dog owners who purchased a puppy because of the 2020 phase of the COVID-19 pandemic, or whose dogs have problem behaviors, experienced a greater burden of dog ownership, but most chose to keep their puppy, Bree Merritt at The Royal Veterinary College, U.K

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2025-02-26 14:31:04动物植物
收藏家发现的水下化石床保留了佛罗里达州罕见的过去

About half a million years ago, several horses, sloths and armadillos fell into a sinkhole in Florida's Big Bend region and died. The sinkhole filled in with sediment over time, preserving the animals where they lay until fossil collectors Robert Sinibal

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2025-02-26 14:18:33动物植物
微小剪接体:研究人员揭示了一种重要的RNA-蛋白质复合物的新结构见解

In human cells, only a small proportion of the information written in genes is used to produce proteins. How does the cell select this information? A large molecular machine called the spliceosome continuously separates the coding and non-coding regions o

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2025-02-26 14:03:44动物植物
研究发现,一些病毒“冻结”其RNA以进行复制

They say that change takes time. Well, that's not the case for RNA. The small biological molecule acts like a switchboard operator, capable of changing its shape every few milliseconds so it can manipulate biological functions in the body. It has big job

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2025-02-26 13:52:16动物植物
“鸟鸣的ChatGPT”可能揭示语言在人脑中的连接方式

Just like ChatGPT and other generative language models train on human texts to create grammatically correct sentences, a new modeling method by researchers at Penn State trains on recordings of birds to create accurate birdsongs. The results could improve

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