2023-11-21 13:17:04物质与能量
电动汽车比汽油车开得少

Mass adoption of electric vehicles (EV) is a key part of plans to decarbonize the United States' energy system. As EV ownership in the U.S. increases, understanding how much EV owners are driving their cars informs everything from climate and energy mode

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2023-11-21 13:17:02物质与能量
大脑植入可以仅通过思想进行交流

A speech prosthetic developed by a collaborative team of Duke neuroscientists, neurosurgeons, and engineers can translate a person's brain signals into what they're trying to say.

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2023-11-21 13:17:01物质与能量
视频技术可以改变科学家监测物种进化和发展变化的方式

Scientists have made a major breakthrough in the study of species evolution, and provided further evidence that state-of-the-art visual technology can be used to track the tiniest changes in different organisms' development.

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2023-11-21 13:17:01物质与能量
两个鳍比一个好:鱼同步尾鳍以节省能源

Researchers from Tohoku University have developed a model that simulates the motion of fish tail fins. The model uncovers the underlying mechanisms behind a commonly observed phenomenon in fish: how they synchronize the movement of their tail fins, riding

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2023-11-21 13:17:00物质与能量
想要减少腹部疼痛的秘诀吗?这些研究人员找到了答案

Anyone who's ever done a belly flop into a swimming pool knows it ends with a blunt-sounding splat, a big splash and a searing red sting. What most people don't know is why.

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2023-11-21 13:16:59物质与能量
“热门”新型显微镜使用倏逝波检查材料

Conventional microscopes irradiate a sample, usually with light or electrons. Any reflected or scattered radiation can be used to build a detailed image and obtain characteristic information about a material's surface. This is called an active measuremen

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2023-11-21 13:16:59物质与能量
减轻负担:研究人员开发自主电化学机器人

Researchers at the Beckman Institute for Advanced Science and Technology developed an automated laboratory robot to run complex electrochemical experiments and analyze data.

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2023-11-21 13:16:58物质与能量
机器学习为用户提供了在虚拟现实中打开和控制工具的“超人”能力

Researchers have developed a virtual reality application where a range of 3D modelling tools can be opened and controlled using just the movement of a user's hand.

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2023-11-21 13:16:57物质与能量
深度脱碳场景揭示了加快零排放汽车采用的重要性

The rapid adoption of zero-emission electric vehicles will move the nation close to an 80% or more drop in transportation greenhouse gas emissions by 2050 from the 2019 level according to researchers from the U.S. Department of Energy's National Renewabl

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2023-11-21 13:16:56物质与能量
物理学家在3D晶体中捕获电子

Electrons move through a conducting material like commuters at the height of Manhattan rush hour. The charged particles may jostle and bump against each other, but for the most part they're unconcerned with other electrons as they hurtle forward, each wi

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2023-11-21 13:16:56物质与能量
扩大纳米规模以实现可持续制造

A new self-assembling nanosheet could radically accelerate the development of functional and sustainable nanomaterials for electronics, energy storage, health and safety, and more.

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2023-11-21 13:16:55物质与能量
持久电池的秘密可能在于肥皂的工作原理

When it comes to making batteries that last longer, a team of researchers including engineers at Brown University and Idaho National Laboratory believes the key might be in how things get clean -- specifically how soap works in this process.

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