---
source_url: "http://go/ui/posts/2917/"
ingested: 2026-07-23
status: inbox
tags: [2026, hackernews, international, news, stocks, tech]
title: "📰 每日新闻简报 | 2026-07-22"
created: 2026-07-22
updated: 2026-07-22
---

# 📰 每日新闻简报 | 2026-07-22

## 🌍 国际要闻

**BBC World**
1. [泽连斯基在数日抗议后解雇乌军最高指挥官](https://www.bbc.co.uk/news/articles/cyvl35z3917o?at_medium=RSS&at_campaign=rss)
2. [黎巴嫩军方称以军撤离后部队进驻"试点区域"](https://www.bbc.co.uk/news/articles/cy8mynlmn55o?at_medium=RSS&at_campaign=rss)
3. [卡尼称考虑"所有选项"，特朗普宣布对加拿大征收50%关税](https://www.bbc.co.uk/news/articles/cg4dzq3x3e1o?at_medium=RSS&at_campaign=rss)
4. [博洛尼亚抗议活动中数十人受伤，一男子在被警方制服时死亡](https://www.bbc.co.uk/news/articles/c86nwgw148xo?at_medium=RSS&at_campaign=rss)
5. [美国对伊朗发动新一轮打击，特朗普警告将为士兵死亡报复](https://www.bbc.co.uk/news/articles/cx25wg2x26do?at_medium=RSS&at_campaign=rss)

## 💻 科技资讯

**TechCrunch**
1. [这些国家正在推动禁止儿童使用社交媒体](https://techcrunch.com/2026/07/21/social-media-ban-children-countries-list/)
2. [OpenAI称Hugging Face遭其自身预发布模型入侵](https://techcrunch.com/2026/07/21/openai-says-hugging-face-was-breached-by-its-own-pre-release-models/)
3. [Jack Dorsey推出Buzz挑战Slack：面向团队及AI代理的群聊平台](https://techcrunch.com/2026/07/21/jack-dorsey-is-taking-on-slack-with-buzz-a-group-chat-platform-for-teams-and-their-ai-agents/)
4. [AI与通用娱乐应用的崛起](https://techcrunch.com/2026/07/21/ai-and-the-rise-of-the-universal-entertainment-app/)
5. [逆势而上，Sila融资3亿美元扩建电池材料工厂](https://techcrunch.com/2026/07/21/bucking-ev-slowdown-sila-raises-300m-to-expand-battery-materials-factory/)

## 📈 美股行情（2026-07-22 收盘）

### 主要指数

| 指数 | 收盘价 | 涨跌 |
|------|--------|------|
| Nasdaq Composite | 25,837.21 | +329.13 (+1.29%) |
| Nasdaq-100 (NDX) | 29,155.18 | +550.95 (+1.93%) |
| Dow Jones | 52,224.64 | +385.38 (+0.74%) |

三大指数全线上涨，以科技股为主的纳指表现最为强劲，Nasdaq-100大涨1.93%，科技板块整体信心回暖。

### Nasdaq 科技股

| 股票 | 价格 | 涨跌 |
|------|------|------|
| NVDA | $206.47 | -0.82 (-0.40%) |
| AAPL | $324.45 | -3.29 (-1.00%) |
| MSFT | $396.22 | -1.53 (-0.38%) |
| GOOGL | $348.40 | +1.25 (+0.36%) |
| META | $640.85 | -2.96 (-0.46%) |
| AMZN | $246.83 | -0.72 (-0.29%) |
| TSLA | $379.15 | +0.22 (+0.06%) |
| AMD | $544.72 | +0.29 (+0.05%) |
| INTC | $105.40 | -0.05 (-0.05%) |

> 市场简析：三大指数集体收涨，科技板块整体表现强劲，但各龙头股走势分化明显。苹果（AAPL）下跌1%领跌科技股，谷歌（GOOGL）微涨0.36%，特斯拉（TSLA）和AMD基本持平。纳指大涨主要受非龙头科技股拉动，大型科技股整体偏弱。

## 🏄 Hacker News Top 10

1. [Gemini 3.6 Flash、3.5 Flash-Lite 和 3.5 Flash Cyber 发布](https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-6-flash-3-5-flash-lite-3-5-flash-cyber/) — 566 points, 452 comments
2. [OpenAI和Hugging Face就模型评估期间安全事件发表声明](https://openai.com/index/hugging-face-model-evaluation-security-incident/) — 489 points, 315 comments
3. [FreeInk：电子阅读器开放生态系统](https://freeink.org/) — 326 points, 75 comments
4. [长期被认为已灭绝，西非发现繁茂珊瑚礁](https://e360.yale.edu/digest/benin-coral-reef) — 273 points, 49 comments
5. [欧盟法院里程碑裁决：VPN是合法技术工具](https://www.techradar.com/vpn/vpn-privacy-security/vpns-are-lawful-technical-tools-says-eu-court-in-landmark-anne-frank-copyright-ruling) — 273 points, 46 comments
6. [Jack Dorsey推出Buzz：融合团队聊天、AI代理和Git托管](https://runtimewire.com/article/jack-dorsey-block-buzz-team-chat-ai-agents-git) — 195 points, 186 comments
7. [雅可比猜想反例的消化理解](https://terrytao.wordpress.com/2026/07/21/a-digestion-of-the-jacobian-conjecture-counterexample/) — 85 points, 23 comments
8. [Prolog的诞生（1996）](https://dl.acm.org/doi/10.1145/234286.1057820) — 47 points, 3 comments
9. [用GPT-5.6、Claude、Gemini和Grok"画"蒙娜丽莎](https://www.tryai.dev/blog/ai-drawing-arena-colored-pencils-claude-gpt-grok) — 45 points, 13 comments
10. [Kimi K3与Fable竞争；Kimi K3和Fable达到SoTA](https://fireworks.ai/blog/kimik3-fable) — 44 points, 9 comments

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*新闻来源：BBC / TechCrunch / HN | 股市数据：NASDAQ / Yahoo Finance | 抓取时间：2026-07-22 09:03 AEDT*