2024-06-07 04:04:26动物植物
苔草研究揭示苔藓植物精子释放机制

Using liverwort (Marchantia polymorpha) as a model, researchers led by Prof. Li Hongju from the Institute of Genetics and Developmental Biology of the Chinese Academy of Sciences have explored the molecular mechanism of sperm release in bryophytes.

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2024-06-07 03:51:50动物植物
新的数学框架揭示了细胞如何交流以形成胚胎

Biological processes depend on puzzle pieces coming together and interacting. Under specific conditions, these interactions can create something new without external input. This is called self-organization, as seen in a school of fish or a flock of birds.

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2024-06-07 03:39:57动物植物
科学家提出零样本通用显微图像人工智能处理方法

Based on the noise model of microscopic images and the zero-sample learning theory, researchers led by Prof. Li Dong from the Institute of Biophysics of the Chinese Academy of Sciences, in collaboration with Prof. Dai Qionghai's team from Tsinghua Univer

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2024-06-07 03:28:58动物植物
理想小粒径基因的遗传编辑实现杂交水稻的全机械化育种

In a study published in Nature Plants, Prof. Li Yunhai from the Institute of Genetics and Developmental Biology (IGDB) of the Chinese Academy of Sciences and Profs. Zhu Xudong and Wang Yuexing from the China National Rice Research Institute have identifie

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2024-06-07 03:17:09动物植物
鲨鱼是如何在地球温度大幅飙升的情况下幸存下来的

The sharks we know today as the open ocean's top predators evolved from stubby bottom dwellers during a dramatic episode of global warming millions of years ago.

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2024-06-07 03:05:32动物植物
科学家在中欧发现了上一次冰河时期温泉绿洲的证据

A multi-institutional team of plant specialists, microbiologists and paleontologists in the Czech Republic and the University of Minnesota, in the U.S., has found evidence of a hot spring oasis during the last ice age in a part of central Europe.

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2024-06-07 02:51:17动物植物
卫星地图显示全球温室栽培蓬勃发展

We have long become accustomed to enjoying tomatoes, cucumbers, berries and melons year-round. In Europe, most of these imports come from Spain, where millions of tons of fruit and vegetables are grown under seas of white plastic that span the southern pa

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2024-06-07 02:36:55动物植物
4800万岁长腿老爹的发现,其彩虹般的金属外观完好无损

A new study involving Christian Bartel and Jason Dunlop from the Museum für Naturkunde Berlin and Sonja Wedmann from the Senckenberg Forschungsstation Grube Messel describes several 48-million-year-old daddy longlegs (harvestmen) from the Messel mine near

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2024-06-07 02:24:51动物植物
一项新的研究发现,食物而非性别是长颈鹿长颈进化的驱动因素

Why do giraffes have such long necks? A study led by Penn State biologists explores how this trait might have evolved and lends new insight into this iconic question. The reigning hypothesis is that competition among males influenced neck length, but the

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2024-06-07 02:14:36动物植物
在印度偏远的香谷发现了一只迷人的蓝色蚂蚁

Nothing like the common red, black, or brown ants, a stunning blue ant has been discovered in Yingku village in Arunachal Pradesh, northeastern India. This new species belongs to the rare genus Paraparatrechina and has been named Paraparatrechina neela. T

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2024-06-07 02:04:05动物植物
连接组分析发现,苍蝇视觉系统中的神经元表现出令人惊讶的异质性接线

The brain is a particularly complex organ, not only in humans. Even the brain of a fly contains more than 100,000 neurons connected by millions of synapses. For the first time, an international community of researchers has reconstructed and published all

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2024-06-07 01:52:03动物植物
研究确定了分解海洋塑料的真菌

A fungus living in the sea can break down the plastic polyethylene, provided it has first been exposed to UV radiation from sunlight. Researchers from, among others, NIOZ published their results in the journal Science of the Total Environment. They expect

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