2025-05-15 19:37:21动物植物
科学家揭示了允许病毒感染人类气道细胞的蛋白质晶体结构

New research by scientists at the University of Toronto and the Structural Genomics Consortium has deepened our understanding of how viruses like the flu, common cold, and COVID-19 get into cells in human airways.

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2025-05-15 19:25:14动物植物
人工智能可以从细胞图像中识别遗传扰动,为药物发现提供新途径

Researchers at the Paul Scherrer Institute PSI have developed an AI that could open up a new, cost-effective approach to identifying genetic perturbation patterns in cell images—potentially enabling the development of new drugs.

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2025-05-15 19:14:55动物植物
蛋白质问题:研究人员挑战进化生物化学的基本假设

How did life originate? Ancient proteins may hold important clues. Every organism on Earth is made up of proteins. Although all organisms—even single-celled ones—have complex protein structures now, this wasn't always the case.

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2025-05-15 19:00:16动物植物
3D打印水凝胶引导细胞生长形成功能性组织结构

Researchers at the Terasaki Institute for Biomedical Innovation (TIBI) have developed a technique that could help advance treatments in tissue engineering. The study, published in the journal Small, introduces a technique for producing tissues with precis

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2025-05-15 18:48:46动物植物
沉睡蜜蜂的大脑活动可能会告知人类睡眠和记忆障碍

So different, yet so alike. Through pollination, bees play an important role in the ecosystem, affecting the life cycle of plants, biodiversity and agricultural production. Their presence goes hand in hand with human activity.

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2025-05-15 18:36:20动物植物
从序列到结构:RNA建模的快速通道

In Biology 101, we learn that RNA is a single, ribbon-like strand of base pairs that is copied from our DNA and then read like a recipe to build a protein. But there's more to the story. Some RNA strands fold into complex shapes that allow them to drive

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2025-05-15 18:25:02动物植物
古生物学家在中国嫩江组发现12颗新恐龙牙齿

A recent study by Keifeng Yu and his colleagues, published in Acta Geologica Sinica, describes the discovery and identification of 12 new dinosaur teeth from the Upper Cretaceous Nenjiang Formation. The Cretaceous dinosaurs were identified as belonging to

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2025-05-15 18:13:22动物植物
鲱鱼集体记忆丧失导致产卵场800公里的移动

Researchers led by the Institute of Marine Research in Norway report an 800 km poleward shift in the spawning grounds of Norwegian spring-spawning herring (NSS herring) following a loss of collective migration memory among older fish due to age-selective

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2025-05-15 18:02:39动物植物
古生物学家发现5.06亿年前的捕食者

Paleontologists at the Manitoba Museum and Royal Ontario Museum (ROM) have discovered a remarkable new 506-million-year-old predator from the Burgess Shale of Canada. The results are announced in a paper in the journal Royal Society Open Science.

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2025-05-15 17:48:14动物植物
科学家发现黑猩猩用药用叶子进行急救

Scientists studying chimpanzees in Budongo Forest, Uganda, have observed that these primates don't just treat their own injuries, but care for others, too—information which could shed light on how our ancestors first began treating wounds and using medic

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2025-05-15 17:35:50动物植物
为耐热性而培育的斑马鱼在健康或代谢方面没有明显的权衡

Global warming is already very tough for animals in the wild, but it may be toughest for creatures like fish, whose body temperatures are controlled by the water temperatures around them.

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2025-05-13 22:04:46动物植物
帮助鸟类和漂浮太阳能共存

From a small California winery to a large-scale energy project in China, floating photovoltaics—or "floatovoltaics"—are gaining in popularity. Commonly installed over artificial water bodies, from irrigation ponds and reservoirs to wastewater tr

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