2025-04-19 11:01:54动物植物
大象如何规划它们的旅程:新的研究揭示了节能策略

A new study has revealed that African elephants have an extraordinary ability to meet their colossal food requirements as efficiently as possible. Data from over 150 elephants demonstrated that these giants plan their journeys based on energy costs and re

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2025-04-19 10:47:45动物植物
研究表明,蝌蚪试图通过比正常生长快得多的速度来逃离池塘中的危险病毒

The world's amphibians are in trouble. Because of their sensitivity to climate change, habitat loss, and pollution, they may be the canary in the coal mine for the nascent anthropogenic mass extinction. Approximately 200 amphibian species have become ext

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2025-03-16 04:48:20动物植物
研究发现,人工智能在推进生物多样性保护方面具有尚未开发的潜力

A new study from McGill University researchers suggests the use of artificial intelligence (AI) to rapidly analyze vast amounts of biodiversity data could revolutionize conservation efforts by enabling scientists and policymakers to make better-informed d

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2025-03-16 04:34:25动物植物
神经元的反向迁移:探索大脑的进化结构

Researchers from the University of New Hampshire looked at the developmental process of the cerebral cortex—the outermost layer of the brain—and examined how neurons, or nerve cells, refine their positions in the brain after birth. Their study shed light

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2025-03-16 04:21:13动物植物
新技术为CRISPR筛查提供了空间视角

Recently, scientists have been able to explore gene circuitry in individual cells using methods that suppress particular genes and measure the impact on the expression of other genes. These methods, however, fail to capture spatial information such as the

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2025-03-16 04:09:36动物植物
安第斯山脉的蜂鸟在殖民地筑巢,违反了领土规范

Recent research by Bowling Green State University scientists has sent shockwaves through the bird-watching world after discovering atypical behavior in hummingbirds.

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2025-03-16 03:56:22动物植物
与人类肾脏疾病相关的基因与海葵的触摸有关

Biological sciences researchers from the U of A have led the publication of a paper that expands our understanding of sensory neurons in the tentacles of sea anemones, linking them to kidney disease in humans through a common gene.

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2025-03-16 03:42:58动物植物
研究呼吁增加研究资金以维持美国农业

Climate change and flagging investment in research and development has U.S. agriculture facing its first productivity slowdown in decades. A new study estimates the public sector investment needed to reverse course.

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2025-03-16 03:31:45动物植物
考古学家在西欧发现了已知最古老的人类祖先部分面部化石

A fossil of a partial face from a human ancestor is the oldest in western Europe, archaeologists reported Wednesday.

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2025-03-16 03:19:06动物植物
科学家解释叶绿体中的能量传递机制及其进化

A recent study by Chinese scientists has revealed the intricate molecular machinery driving energy exchange within chloroplasts, shedding light on a key event in the evolution of plant life. Led by Fan Minrui from the Center for Excellence in Molecular Pl

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2025-03-16 03:04:37动物植物
紫外线辐射如何触发细胞救援任务

Ultraviolet (UV) radiation from the sun is a well-known cause of DNA damage, which can lead to diseases like skin cancer. But how do our cells repair this damage to protect us? Researchers from Sabanci University, Veysel Oğulcan Kaya and Ogün Adebali, hav

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2025-03-16 02:53:22动物植物
研究表明,杀虫剂对大黄蜂大脑的作用取决于剂量和时间

Pesticides, widely used to protect crops from pests, often unintentionally harm pollinators like bumble bees. A new study, published in BMC Biology, has investigated the effects of three common pesticides—acetamiprid, clothianidin, and sulfoxaflor—on the

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