2025-04-20 20:56:27动物植物
科学家绘制了一只老鼠大脑的一部分,它非常复杂,看起来像一个星系

Thanks to a mouse watching clips from "The Matrix," scientists have created the largest functional map of a brain to date—a diagram of the wiring connecting 84,000 neurons as they fire off messages.

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2025-04-20 20:45:01动物植物
即使是亚致死剂量的杀虫剂也可能扰乱传粉者的交配过程

Insecticides can help protect crops against troublesome pests, but they also pose a risk for beneficial insects such as pollinators. A study led by researchers at Penn State provides insight into how even sublethal doses of insecticides can negatively aff

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2025-04-20 20:30:48动物植物
科学家发现果蝇幼虫可以感知电场

While it may be an unfamiliar sensation to humans, electroreception is relatively commonplace in the animal kingdom. Sharks, bees and even the platypus all share this ability to detect electric fields in their environment.

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2025-04-20 20:19:03动物植物
不合时宜的开始:狐猴宝宝唱得不协调,就像人类的孩子一样

A study led by primatologist Dr. Chiara De Gregorio from the University of Warwick has found that Madagascar's singing lemurs, the indris (Indri indri), sing out of tune in infancy and improve as adults, just like a human child learning to control their

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2025-04-20 20:05:11动物植物
综合结构研究中捕获的染色质重塑

Chromatin remodeling plays a vital role in gene regulation, affecting how DNA is accessed. Disruptions in this process can also lead to cancer and other diseases.

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2025-04-20 19:50:19动物植物
科学家们开发了一种扩大空间基因组学规模和降低成本的方法

Spatial transcriptomics technologies opened the door for new kinds of biological measurements, allowing scientists to generate detailed maps of where genes are expressed in tissue. But most methods rely on expensive and time-intensive imaging that require

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2025-04-20 19:39:55动物植物
超级计算机模拟微管动力学,为神经退行性疾病提供新的见解

Each day, a human adult loses on average 50 to 70 billion cells, which die from natural causes alone. New cells replace lost ones by the complex process of cell division, which relies on what scientists call molecular machines to transport chemical cargo

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2025-04-20 19:26:19动物植物
胆小的修补匠:研究发现,害羞的老鼠更善于解决问题

Why do some animals solve problems while others don't? The new study from the Max Planck Institute for Evolutionary Biology, now featured on the cover of Oikos, tackles this question with an unexpected star: the wild house mouse. This research dives into

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2025-04-20 19:11:58动物植物
mRNA疫苗的细胞调节因子被揭示,提供了新的治疗选择

A team of researchers led by Dr. Kim V. Narry, director of the Center for RNA Research at the Institute for Basic Science (IBS), has uncovered a key cellular mechanism that affects the function of mRNA vaccines and therapeutics.

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2025-04-20 18:57:40动物植物
外观奇特的恐龙挑战了我们对手指进化的认识

Oviraptorosaurs are weird dinosaurs that look a bit like flightless birds. But these ancient animals aren't just funny-looking fossils. As my team's new research published in Royal Society Open Science shows, they can help us understand how our own fore

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2025-04-20 18:46:09动物植物
干细胞条形码揭示了大脑和内耳是如何形成的

Researchers at Karolinska Institutet have developed a method that shows how the nervous system and sensory organs are formed in an embryo. By labeling stem cells with a genetic "barcode," they have been able to follow the cells' developmental j

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2025-04-20 18:31:41动物植物
有些昆虫正在减少,但其他99%的昆虫呢?

Insects are the dominant form of animal life on our planet, providing humans and wildlife with pollination, food, and recycling services but, despite concerns about population declines, little is known about how 99% of species globally are faring.

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