2024-03-04 21:31:00动物植物
新研究:森林砍伐加剧了最脆弱儿童患疟疾的风险

Malaria kills more than 600,000 people each year worldwide, and two-thirds are children under age five in sub-Saharan Africa. Scientists have found a treatment that could prevent thousands of these deaths: trees.

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2024-03-04 21:30:56动物植物
遗传研究揭示了美洲热带的几种新蕨类植物

Researchers have clarified the evolutionary history of a previously poorly known group of ferns from the tropical rainforests of America using DNA methods. The study discovered many new fern species, 18 of which have now been given official names and spec

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2024-03-04 21:30:53动物植物
尖端追踪技术证明澳大利亚鲸鲨旅游业领先世界

Using technology akin to a "fitbit" for sharks, a team of researchers has tagged and tracked whale sharks to study the effects of tourism at Ningaloo Reef in Western Australia for the first time. In a resounding endorsement of local tourism prac

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2024-03-04 21:30:49动物植物
揭示习惯化和神经适应对动物信号进化的影响

A new paper published in The Quarterly Review of Biology examines the possible effects of two properties of receiver playing fields documented in studies of animal psychology—habituation and neural adaptation—on the efficacy of mate choice signals.

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2024-03-04 21:30:46动物植物
根的秘密生命:热带森林根系是改善气候变化预测的核心

International research co-authored by Joshua Fisher, associate professor in Chapman University's Schmid College of Science and Technology, suggests that studying root function in tropical forests could help vegetation models improve predictions of climat

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2024-03-04 21:30:44动物植物
新的发现表明藻类CO₂-固定细胞器

Researchers at the University of Tsukuba identified the proteins of a CO2-fixing organelle, namely, "pyrenoid," in the marine algal group Chlorarachniophyta and revealed various pyrenoid-associated proteins among algal groups, suggesting the ind

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2024-03-04 21:30:41动物植物
一种成功测量微生物电导率的新方法

Researchers from the University of Tsukuba have developed an innovative methodology for measuring the electrical conductivity of microbial communities. This methodology holds promise for the development of batteries and electrochemical sensors using micro

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2024-03-04 21:30:38动物植物
科学家和政府机构正在用细菌瞄准蚊子

Dengue fever is one of the most common tropical diseases in the world, affecting several million people every year.

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2024-03-04 21:30:36动物植物
沉默基因可以降低胆固醇

Durable repression of a gene that has a role in controlling cholesterol levels, achieved without permanent genome editing, has been demonstrated in a mouse study published in Nature this week.

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2024-03-04 21:30:34动物植物
科学家发现18种新的肠道微生物,寻找抗生素耐药性的起源

In a paper published February 28 in Proceedings of the National Academy of Sciences (PNAS), a research team describes the discovery of 18 never-before-seen species of bacteria of the Enterococcus type that contain hundreds of new genes—findings that may o

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2024-03-04 21:30:32动物植物
田间试验表明,碎石可以促进碳去除,提高作物产量

Crushed rock can remove about 3–4 metric tons of atmospheric carbon dioxide (CO2) per hectare per year and improve crop yields, results of a pioneering study have shown.

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2024-03-04 21:30:29动物植物
湖泊生态系统中氮是如何被低估的

An ecological imbalance in a lake can usually be attributed to increased nutrient inputs. This results in increased phytoplankton growth, oxygen deficiency, toxic cyanobacterial blooms and fish deaths. Until now, controls in lake management have focused p

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