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X(推特)上的财经、科技与宏观账号。按时间排,不论是否入选精选。

10月16日周五
  1. X·grok29

    Roadster 在赛道模式下变形

    Roadster 在赛道模式下变形 这些空气动力学部件不只是为了好看:它们提供了所有公路车中最好的被动下压力组合(接近F1水平!),尾翼动作由 @Tesla_Optimus 执行器系统驱动 https://t.co/AqrC4qUga9 原文: Roadster transforms in Track Mode These aero features aren't just for looks: they provide the best passive downforce package of any road car (approaching F1 levels!) with win

  2. X·grok23

    SpaceX 几十年来一直用推进器为航天器定位。

    SpaceX 几十年来一直用推进器为航天器定位。 让它们在车辆中而不是真空中工作,需要全新的硬件和控制。 车内每一处可用空间都塞满了碳纤维缠绕压力容器(COPV) 车上压缩气体越多 = 飞行时间越长 原文: SpaceX has used thrusters to position spacecraft for decades. Making them work in a vehicle instead of a vacuum took all-new hardware & controls. Every usable void in the car is packed with

  3. X·grok15

    Orange Juice高兴宣布其CTO Elias Martinez Cohen,此前在Nvidia,有十多年AI经验。

    Orange Juice高兴宣布其CTO Elias Martinez Cohen,此前在Nvidia,有十多年AI经验。 【被引】Elias Martinez Cohen加入ORANGE JUICE任首席技术官。 原文: Orange Juice is happy to announce its CTO, Elias Martinez Cohen, previously from Nvidia, and with over a decade working in AI. https://t.co/oBn810pKzB 引用 @orangejuice_btc:Elias Martinez

  4. X·科技公司10

    The whole world will watch this

    The whole world will watch this 引用 @Teslaconomics:The only other person who’s ever made me this excited about a product unveil was Steve Jobs. Watching him introduce the first iPhone is a huge part of why I fell in love with technology. Elon brings that feeling back for me, but honestly, I think h

  5. X·科技公司76

    NVIDIA祝贺StepFun发布Step 5 Preview开放权重模型

    StepFun宣布Step 5 Preview开放权重,采用总参数量600B、每个token激活27B的稀疏MoE架构,支持1M-token上下文窗口和原生文本、视觉输入。

    推荐理由:StepFun公布Step 5 Preview开放权重,并列出模型规模、上下文窗口与输入形式,NVIDIA则补充了GB300上的运行速度和NVFP4口径。

  6. X·科技公司17

    When Konstantin called me way back then, I said I had no idea what it would look like or when it…

    When Konstantin called me way back then, I said I had no idea what it would look like or when it would be made, but he still had the faith to put down a deposit ❤️ 引用 @konikaze:@elonmusk My original Roadster still runs 20 years later. Battery still fine! Reserved the new one first in 2013. Thirteen

  7. X·科技公司24

    New voices. Better accents. And less "checking..."

    New voices. Better accents. And less "checking..." GPT-Live-1.1 brings these updates to Voice in ChatGPT, Codex, and dots, with new voices in French, German, Hindi, Mexican Spanish, Korean, and Japanese. Rolling out today to all users. Coming soon to the API. https://t.co/L6K8ZUC1xm

  8. X·科技公司66

    Meta发布Muse Spark Open,NVIDIA称其由GB300 NVL72训练

    Meta发布开放权重模型Muse Spark Open,称其为迄今能力最强的美国开放权重模型,面向编程和智能体任务。模型总参数量为816B、激活参数量为42B,支持1M token上下文窗口;NVIDIA称该模型在NVIDIA GB300 NVL72上训练。Meta还制作了针对Blackwell Ultra优化的NVFP4检查点,原文随后提到“over 50K”,但未提供完整表述。

  9. X·科技公司31

    We're expanding access to GPT-Rosalind for academic research.

    We're expanding access to GPT-Rosalind for academic research. The new Rosalind Academic Plan helps scientific labs bring AI into the work of understanding biology, exploring ideas, and deciding what to test next—with sponsored access for eligible labs at U.S. universities. https://t.co/1O702wdc5f

  10. X·科技公司17

    Working out how best to use AI in mathematics research—and in science more generally—will take…

    Working out how best to use AI in mathematics research—and in science more generally—will take time, effort, and resources. We’re eager to support mathematicians as they drive scientific progress and define the future of their field. We’ve committed $5 million of funding, 引用 @SimonsFdn:How can the

  11. X·财经博主31

    I mentioned in this episode that Apple retail stores are holding product resets for November 6, a…

    I mentioned in this episode that Apple retail stores are holding product resets for November 6, a week after the new Mac and iPad mini introduction. 引用 @markgurman:NEW: Episode 3 of the Power On podcast is out! We break down Apple’s smart home launch, go hands-on with the HomeView, and debate the n