2025-02-25 23:03:41动物植物
鲸鱼粪便中的铁可能有助于为过去的海洋施肥

The blue whale is the largest animal on the planet. It consumes enormous quantities of tiny, shrimp-like animals known as krill to support a body of up to 100 feet (30 meters) long. Blue whales and other baleen whales, which filter seawater through their

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2025-02-25 23:01:08前沿信息
纳米酶靶向缺氧损伤以提高鼻咽癌的放射敏感性

A collaborative study published on January 21 in Nature Communications presents a novel strategy to improve the effectiveness of radiotherapy for nasopharyngeal carcinoma (NPC).

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2025-02-25 22:52:54动物植物
跳跃的宝库:科学家发现16种新的蚱蜢

A Mississippi State University scientist has discovered a hopping treasure trove—16 new species of grasshoppers living in the thorny scrubs of U.S. and Mexican deserts.

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2025-02-25 22:48:06前沿信息
环保油墨拓展石墨烯在3D打印中的潜力

Researchers at the University of Waterloo have unlocked the potential of graphene in areas as diverse as vehicles, consumer electronics and environmental cleanup with an eco-friendly ink for 3D-printing.

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2025-02-25 22:40:06动物植物
世界上最稀有的有袋动物在濒临灭绝后显示出复苏的迹象

A new review has documented the remarkable journey of Australia's most critically endangered marsupial, the Gilbert's potoroo, from its rediscovery to ongoing recovery efforts.

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2025-02-25 22:34:05前沿信息
阿秒延迟揭示的量子关联

Attosecond time-resolved experiments have revealed the increasing importance of electronic correlations in the collective plasmon response as the size of the system decreases to sub-nm scales.

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2025-02-25 22:26:55动物植物
美国玉米品种的寻水能力存在很大差异

A corn plant knows how to find water in soil with the very tips of its roots, but some varieties, including many used for breeding high-yielding corn in the U.S., appear to have lost a portion of that ability, according to a Stanford-led study. With clima

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2025-02-25 22:22:45前沿信息
超灵敏方法在食品和医院中发现细菌孢子

Researchers at Umeå University have recently developed a highly sensitive method for detecting bacterial spores—tough microorganisms that survive extreme conditions and can cause both food poisoning and infections. This method could help improve food safe

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2025-02-25 22:13:31动物植物
新的农林业地图绘制了树木的环境、社会和经济效益

There's a longstanding attitude in many farming communities that trees and agriculture don't mix. But agroforestry—the intentional integration of trees and shrubs in agricultural systems, such as planting trees as windbreaks, integrating trees on pastur

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2025-02-25 22:10:33前沿信息
界面灵活性:科学家发现驱动分子网络形成的关键机制

Covalent bonding is a widely understood phenomenon that joins the atoms of a molecule by a shared electron pair. But in nature, patterns of molecules can also be connected through weaker, more dynamic forces that give rise to supramolecular networks. Thes

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2025-02-25 22:00:30动物植物
蛋白质尾部的长短:它们如何帮助膜插入并可能影响遗传疾病

The fatty membrane surrounding every living cell is a vibrant environment where countless biological processes take place. This membrane protects the cell from its surroundings and divides it into internal compartments; it is responsible for metabolism, e

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2025-02-25 21:59:32前沿信息
纳米粒子通过根部成功地将遗传物质传递给植物

University of Queensland researchers have for the first time introduced genetic material into plants via their roots, opening a potential pathway for rapid crop improvement. The research is published in Nature Plants.

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