2024-05-28 18:12:44动物植物
无人机验证太空卫星图像中的海象数量

In the first successful attempt to calibrate walrus counts from satellite imagery, scientists used drones to validate animal counts in Svalbard, Norway. On this International Day for Biological Diversity, the researchers describe how this study is a big s

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2024-05-28 18:01:21动物植物
无细菌动物模型揭示肠道细菌在健康中的作用

Once considered a minor component of the digestive system, the gut microbiota has now been recognized as a critical player in overall human health. This revelation was first highlighted by scientist Elie Metchnikov in the early 20th century and has contin

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2024-05-28 17:47:21动物植物
解决发展中国家隐性饥饿问题:研究调查小米的遗传信息

Millet, the grain, is having a moment. The United Nations declared 2023 the International Year of Millets. And last September, leaders at the G20 Summit in India were treated to a smorgasbord of dishes and desserts all made from millets.

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2024-05-28 17:35:57动物植物
研究人员表明,较高的植物群落生产力更高,对气候变暖更敏感

Climate warming, a result of increasing greenhouse gas emissions, is causing significant shifts in the composition of plant species with different traits worldwide. These changes are particularly pronounced in colder or higher elevation regions, where the

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2024-05-28 17:21:30动物植物
研究揭示了抗生素“Velcro”是如何杀死细菌的

A small antibiotic called plectasin uses an innovative mechanism to kill bacteria. By assembling into large structures, plectasin latches onto its target on the bacterial cell surface, similar to how both sides of Velcro form a bond.

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2024-05-28 17:08:32动物植物
沉默物种面临灭绝:研究凸显保护研究中的偏见

A new study warns bias towards popular animals in conservation research might see some important, but less spectacular, species suffer "silent extinctions" as their plight goes unrecognized.

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2024-05-28 16:55:43动物植物
越大越好:研究表明,雄性长鼻猴增强的鼻子是为了吸引配偶而进化的

When it comes to the animal kingdom, bigger is better, at least for proboscis monkeys, famously known for their long, large and droopy noses.

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2024-05-28 16:44:52动物植物
基因可以为不断增长的人口带来更高的小麦产量

A study from the University of Adelaide has discovered molecular pathways regulated by a gene traditionally used to control wheat-flowering behavior could be altered to achieve greater yields. The research was published in Current Biology.

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2024-05-28 16:33:49动物植物
研究人员确定了导致红海海胆大规模死亡的病原体

A continuing study from Tel Aviv University has found that the deadly epidemic discovered last year, which has essentially wiped out Eilat's most abundant and ecologically significant sea urchins, has spread across the Red Sea and into the Indian Ocean.

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2024-05-28 16:20:43动物植物
研究人员揭示了FLVCR蛋白的动态结构及其在营养运输中的功能

It is known that malfunctions of the proteins FLVCR1 and FLVCR2 lead to rare hereditary diseases in humans that cause motor, sensory and neurological disorders. However, the biochemical mechanisms behind this and the physiological functions of the FLVCR p

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2024-05-28 16:06:28动物植物
科学家发现促进植物再生的主要伤口信号

In a study published in Cell on May 22, researchers led by Prof. Li Chuanyou from the Institute of Genetics and Developmental Biology (IGDB) of the Chinese Academy of Sciences report their discovery that REGENERATION FACTOR1 (REF1) is the primary local wo

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2024-05-28 15:51:57动物植物
不断寻找食物:港湾鼠海豚比以前认为的更容易受到人类干扰

Summer is coming and that means more boats in the sea. Danish coastal waters are especially cluttered with small boats in the summertime: Locals water skiing, going fishing or just riding around the beautiful bays and fjords.

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