2024-05-28 11:47:22动物植物
超高速软X射线观察哺乳动物细胞

Researchers have developed a new technique to view living mammalian cells. The team used a powerful laser, called a soft X-ray free electron laser, to emit ultrafast pulses of illumination at the speed of femtoseconds, or quadrillionths of a second.

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2024-05-28 11:40:51前沿信息
科学家开发新型无电池乳酸传感器

Scientists at Bath, have introduced a breakthrough carbon-based sensor for detecting lactic acid levels in saliva—avoiding the need for an electrical power source.

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2024-05-28 11:32:36动物植物
关于生育能力的新发现:精子可以适应性传播的微生物

Researchers from Dresden University of Technology (TUD) and the University of Sheffield have discovered that male fertility can adapt to microbes. These findings shed new light on the importance of sperm ecology and might have significant implications for

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2024-05-28 11:25:53前沿信息
新型纳米串的振动时间比以前已知的任何固态物体都长

Researchers from TU Delft and Brown University have engineered string-like resonators capable of vibrating longer at ambient temperature than any previously known solid-state object—approaching what is currently only achievable near absolute zer

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2024-05-28 11:20:58动物植物
重复:生物学家观察到,随着时间的推移,棒状昆虫不断发生进化变化

A long-standing debate among evolutionary scientists goes something like this: Does evolution happen in a predictable pattern or does it depend on chance events and contingency? That is, if you could turn back the clock, as celebrated scientist Stephen Ja

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2024-05-28 11:09:51前沿信息
大面积制备具有协同增强透射率和电导率的柔性碳纳米膜

Large-area flexible transparent conductive films (TCFs) are urgently needed for future electronics, optoelectronics, energy devices and other fields. Indium tin oxide (ITO) TCF, which is widely used in modern technology, faces difficulties in meeting the

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2024-05-28 11:09:05动物植物
Abelisauroid,一种手臂非常小的恐龙,在阿根廷被发现

A team of paleontologists from Museo Argentino de Ciencias Naturales Bernardino Rivadavia, Consejo Nacional de Investigaciones Científicas y Técnicas and The Chinese University of Hong Kong, has identified a new species of abelisauroid dinosaur. They have

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2024-05-28 10:59:28前沿信息
纳米粒子疫苗:兽医学的潜在飞跃

Classical vaccines often rely on traditional technologies, such as live attenuated or inactivated pathogens, which carry inherent risks including reduced immunogenicity under certain conditions and potential safety concerns. This has spurred the need for

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2024-05-28 10:54:50动物植物
研究人员重建了曾经在新西兰岛屿上漫游的已灭绝的不会飞的鸟类的基因组

A team of evolutionary biologists at Harvard University, working with colleagues from the Max Planck Institute for Biological Intelligence, East Carolina University, Osaka University and the University of Toronto, has reconstructed the genome of an extinc

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2024-05-28 10:43:54前沿信息
研究人员开发了一种生长二维过渡金属二硫族化合物的新策略

National University of Singapore (NUS) researchers have developed a novel phase-selective in-plane heteroepitaxial strategy for growing two-dimensional transition metal dichalcogenides (2D TMDs). This approach provides a promising method for phase enginee

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2024-05-28 10:43:00动物植物
新研究发现RNA上的微小靶点可以缩短炎症

UC Santa Cruz researchers have discovered a peptide in human RNA that regulates inflammation and may provide a new path for treating diseases such as arthritis and lupus. The team used a screening process based on the powerful gene-editing tool CRISPR to

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2024-05-28 10:33:14前沿信息
团队开发了一种基于肉桂精油成分的智能纳米设备作为抗菌剂

A team of researchers from the Universitat Politècnica de València (UPV) and the CIBER de Bioingeniería, Biomaterials y Nanomedicine (CIBER-BBN) has developed an intelligent "nanokiller" based on a component of cinnamon essential oil (cinnamalde

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