2025-04-20 13:09:52前沿信息
高效的自组装增强了先进硅氧烷材料的自愈性

Polysiloxane materials, such as polydimethylsiloxane (PDMS)-based elastomers, exhibit a self-healing capability by the introduction of silanolate (Si–O–) groups. This ability stems from their dynamic siloxane (Si–O–Si) bonds, which can break and reform to

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2025-04-20 12:59:17动物植物
在三叠纪怀俄明州的大规模死亡事件中,鳄鱼这样大的古代两栖动物死亡

Dozens of amphibians perished together on an ancient floodplain around 230 million years ago, according to a study published in the open-access journal PLOS One by Aaron M. Kufner of the University of Wisconsin-Madison, U.S., and colleagues.

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2025-04-20 12:54:52前沿信息
液体机器人能够精确根除植入物相关的生物膜感染

An international research team led by the Chinese University of Hong Kong (CUHK) has achieved a breakthrough in the field of medical microrobots by developing the world's first antibiofilm liquid-bodied magnetic-controlled robot.

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2025-04-20 12:47:49动物植物
猴子是世界上最好的约德尔,“声音断裂”分析发现

A new study has found that the world's finest yodelers aren't from Austria or Switzerland, but the rainforests of Latin America.

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2025-04-20 12:43:12前沿信息
在超表面上加倍:双层器件可以控制多种形式的偏振光

Almost a decade ago, Harvard engineers unveiled the world's first visible-spectrum metasurfaces—ultra-thin, flat devices patterned with nanoscale structures that could precisely control the behavior of light. A powerful alternative to traditional, bulky

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2025-04-20 12:36:20动物植物
脚印显示史前苏格兰泻湖是巨型侏罗纪恐龙的栖息地

Jurassic dinosaurs milled about ancient Scottish lagoons, leaving up to 131 footprints at a newly discovered stomping ground on the Isle of Skye in Scotland, according to a study published in PLOS One by Tone Blakesley of the University of Edinburgh, Scot

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2025-04-20 12:32:12前沿信息
科学家将两种“不可能”的材料融合到新的人造结构中

An international team led by Rutgers University-New Brunswick researchers has merged two lab-synthesized materials into a synthetic quantum structure once thought impossible to exist and produced an exotic structure expected to provide insights that could

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2025-04-20 12:24:35动物植物
DNA修复蛋白的意外结构可能导致新的癌症治疗方法

A University of Iowa-led study has revealed the unexpected structure adopted by the DNA repair protein RAD52 as it binds and protects replicating DNA in dividing cells. This new structural and mechanistic understanding of the RAD52-DNA complex may help re

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2025-04-20 12:16:06前沿信息
新型柔性纳米纤维材料结合了强大的微波吸收能力和出色的隔热性能

Recently, a research team led by Prof. Huang Zhulin from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences successfully synthesized a flexible nanofiber felt with ultralow thermal conductivity and exceptional electromagnetic wave

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2025-04-20 12:10:41动物植物
Flowerpot蛇的DNA修复能力为唐氏综合症等人类遗传疾病提供了见解

The flowerpot snake, one of the world's smallest snakes, has some unusual distinctions. Also known as the Brahminy blind snake, it's the only known snake species with three sets of chromosomes instead of two—and it can reproduce without a mate.

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2025-04-20 12:00:21前沿信息
使用点击化学设计的小细胞外囊泡有望靶向肝衰竭

A study conducted by Prof. Thai-Yen Ling at National Taiwan University underscores the potential of small extracellular vesicle (sEV) therapy and enhances the precision of acute liver failure treatment through the application of click chemistry. The study

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2025-04-20 11:58:26动物植物
物理力如何从内到外塑造植物以生成其复杂的3D形状

Plants don't just grow, they build. From towering trees to delicate flowers, complex plant shapes are sculpted with remarkable precision. Now a study by biologists and biophysicists at Université de Montréal reveals how plants build their organs in three

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