2025-04-20 20:45:01动物植物
即使是亚致死剂量的杀虫剂也可能扰乱传粉者的交配过程

Insecticides can help protect crops against troublesome pests, but they also pose a risk for beneficial insects such as pollinators. A study led by researchers at Penn State provides insight into how even sublethal doses of insecticides can negatively aff

阅读全文
2025-04-20 20:40:13前沿信息
超薄柔性硅纳米传感器可能对脑损伤治疗产生巨大影响

A car accident, football game, or even a bad fall can lead to a serious or fatal head injury. Annually, traumatic brain injuries (TBI) cause half a million permanent disabilities and 50,000 deaths. Monitoring pressure inside the skull is key to treating T

阅读全文
2025-04-20 20:30:48动物植物
科学家发现果蝇幼虫可以感知电场

While it may be an unfamiliar sensation to humans, electroreception is relatively commonplace in the animal kingdom. Sharks, bees and even the platypus all share this ability to detect electric fields in their environment.

阅读全文
2025-04-20 20:26:03前沿信息
显微镜方法突破了纳米级化学成像的障碍

Today's super-resolution microscopes have made it possible to observe the nanoscale world with unprecedented detail. However, they require fluorescent tags, which reveal structural details but provide little chemical information about the samples being s

阅读全文
2025-04-20 20:19:03动物植物
不合时宜的开始:狐猴宝宝唱得不协调,就像人类的孩子一样

A study led by primatologist Dr. Chiara De Gregorio from the University of Warwick has found that Madagascar's singing lemurs, the indris (Indri indri), sing out of tune in infancy and improve as adults, just like a human child learning to control their

阅读全文
2025-04-20 20:13:32前沿信息
揭示扭曲:超分子手性的光驱动反转

Self-assembly or self-organization in molecular science refers to the phenomena where molecules spontaneously gather and form ordered structures, a unique property of materials used to develop optical and electronic materials.

阅读全文
2025-04-20 20:05:11动物植物
综合结构研究中捕获的染色质重塑

Chromatin remodeling plays a vital role in gene regulation, affecting how DNA is accessed. Disruptions in this process can also lead to cancer and other diseases.

阅读全文
2025-04-20 19:56:57前沿信息
可扩展的石墨烯膜可以增强碳捕获能力

Capturing carbon dioxide (CO2) from industrial emissions is crucial in the fight against climate change. But current methods, like chemical absorption, are expensive and energy-intensive. Scientists have long eyed graphene—an atom-thin, ultra-strong mater

阅读全文
2025-04-20 19:50:19动物植物
科学家们开发了一种扩大空间基因组学规模和降低成本的方法

Spatial transcriptomics technologies opened the door for new kinds of biological measurements, allowing scientists to generate detailed maps of where genes are expressed in tissue. But most methods rely on expensive and time-intensive imaging that require

阅读全文
2025-04-20 19:40:31前沿信息
等离子体合成的光热材料可以实现高效的太阳能水净化

Technology for converting solar energy into thermal energy is ever evolving and has numerous applications. A breakthrough in the laboratory of Professor My Ali El Khakani at Institut national de la recherche scientifique (INRS) has made a significant cont

阅读全文
2025-04-20 19:39:55动物植物
超级计算机模拟微管动力学,为神经退行性疾病提供新的见解

Each day, a human adult loses on average 50 to 70 billion cells, which die from natural causes alone. New cells replace lost ones by the complex process of cell division, which relies on what scientists call molecular machines to transport chemical cargo

阅读全文
2025-04-20 19:26:19动物植物
胆小的修补匠:研究发现,害羞的老鼠更善于解决问题

Why do some animals solve problems while others don't? The new study from the Max Planck Institute for Evolutionary Biology, now featured on the cover of Oikos, tackles this question with an unexpected star: the wild house mouse. This research dives into

阅读全文
 11855   首页 上一页 462 463 464 465 466 467 468 469 470 471 下一页 尾页