2025-03-16 02:42:13动物植物
中国发现二叠纪末大灭绝时期的陆地“生命绿洲”

A new study reveals that a region in China's Turpan-Hami Basin served as a refugium, or "life oasis," for terrestrial plants during the end-Permian mass extinction, the most severe biological crisis since the Cambrian period.

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2025-03-16 02:31:14动物植物
研究发现,某些突变会破坏基于触摸的学习

You may scarcely notice it, but much of what you do every day requires your brain to engage in perceptual learning. To safely cross an intersection or quickly retrieve something from your bag, you depend upon your brain to first assign meaning to sensory

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2025-03-16 02:17:04动物植物
科学家们创造了一种设计能够结合和感知一系列小分子的蛋白质的方法

From growth hormones to cancer drugs, small molecules play a crucial role in our health. Monitoring them is essential to keeping us healthy; it enables physicians to calculate dosages and patients to monitor their medical conditions at home, for example.

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2025-03-16 02:02:46动物植物
允许成年人消化牛奶中糖分的东亚人类基因可能来自尼安德特人

A small team of computational and evolutionary biologists from the University of Chinese Academy of Sciences, Zhongshan Hospital and the Max Planck Institute for Evolutionary Anthropology, reports that unique lactase genes carried by about 25% of East Asi

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2025-03-16 01:49:57动物植物
超级计算机绘制修复受损DNA的分子蓝图

Sunburns and aging skin are obvious effects of exposure to harmful UV rays, tobacco smoke and other carcinogens. But the effects aren't just skin deep. Inside the body, DNA is literally being torn apart.

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2025-03-16 01:37:01动物植物
授粉者的漫长等待:研究发现,恢复的草原需要75年以上的时间才能完全恢复生物多样性

Recovered grasslands need more than 75 years of continuous management to regain their biodiversity because specialized pollinators are slow to return. Kobe University's finding underscores the importance of preserving old grasslands as reservoirs of biod

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2025-03-16 01:25:45动物植物
推进高粱科学:农业未来的抗旱作物

In a series of three recent studies, a team led by CSIC researcher at CRAG Ana I. Caño-Delgado has made significant progress in understanding the molecular mechanisms and improving the breeding of sorghum, the world's fifth most cultivated cereal, which

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2025-03-16 01:12:47动物植物
肉鸡的生长速度有助于行为差异,揭示其对福利的影响

As poultry companies weigh cost and efficiency with higher animal welfare standards, research comparing conventional and slow-growing broiler breeds showed that the slow-growing chickens displayed behaviors more closely associated with positive welfare.

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2025-03-16 01:00:14动物植物
饥饿的小螃蟹可能有助于控制吃珊瑚的海星数量

Small, hidden crabs may be the missing link influencing coral-eating starfish populations, according to a study published in the Proceedings of the National Academy of Sciences.

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2025-03-16 00:49:58动物植物
景观转录组学可能有助于了解野生蜜蜂的压力

A new method of examining gene expression patterns called landscape transcriptomics may help pinpoint what causes bumble bees stress and could eventually give insight into why bee populations are declining overall, according to a study led by researchers

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2025-03-16 00:35:24动物植物
养殖肉的新秘密成分:芦荟

A new study published in npj Science of Food reveals a breakthrough in cultured meat production, using Aloe vera as a natural, scalable, and cost-effective scaffold. This research was the result of a collaboration between Dr. Sharon Schlesinger and Prof.

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2025-03-16 00:25:04动物植物
微塑料可能助长抗生素耐药性

Microplastics—tiny shards of plastic debris—are all over the planet. They have made their way up food chains, accumulated in oceans, clustered in clouds and on mountains, and been found inside human bodies at alarming rates. Scientists have been racing to

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