---
source_url: "http://go/ui/posts/2901/"
ingested: 2026-07-19
status: inbox
tags: [2026, hackernews, international, news, stocks, tech]
title: "📰 每日新闻简报 | 2026-07-18"
created: 2026-07-18
updated: 2026-07-18
---

# 📰 每日新闻简报 | 2026-07-18

## 🌍 国际要闻

**BBC World**
- [美国否认伊朗声称其击中民用基础设施的说法](https://www.bbc.co.uk/news/articles/c151gdjwd10o?at_medium=RSS&at_campaign=rss)
- [多名乌克兰士兵对国防部长被撤换表示愤慨，士兵们向BBC透露](https://www.bbc.co.uk/news/articles/cvg8w4dpjkwo?at_medium=RSS&at_campaign=rss)
- [特朗普威胁对加拿大加征关税，因山火烟雾笼罩美国北部城市](https://www.bbc.co.uk/news/articles/cwyq93j34lgo?at_medium=RSS&at_campaign=rss)
- [白宫为阿根廷团队在马岛（福克兰群岛）横幅事件辩护](https://www.bbc.co.uk/news/articles/cx2rmjk0740o?at_medium=RSS&at_campaign=rss)
- [一名反战批评者被罚款，另一名被拘留，俄罗斯加紧打压反对派](https://www.bbc.co.uk/news/articles/cn0n3y6ewn4o?at_medium=RSS&at_campaign=rss)

## 💻 科技资讯

**TechCrunch**
- [Vertu欲向高管收取6,880美元AI助手费用——实际表现如何](https://techcrunch.com/2026/07/17/vertu-wants-executives-to-pay-6880-for-an-ai-agent-heres-how-it-actually-performs/)
- [Databricks估值达1,880亿美元，延续其作为AI第二宠儿的势头](https://techcrunch.com/2026/07/17/databricks-hits-188b-valuation-extending-its-run-as-ais-favorite-second-act/)
- [Zoom漏洞：标注"请勿录制我"仍可被录制](https://techcrunch.com/2026/07/17/the-zoom-hack-that-says-dont-record-me/)
- [Agility Robotics在特斯拉后院插旗——进军加州](https://techcrunch.com/2026/07/17/agility-robotics-plants-its-flag-in-teslas-backyard/)
- [AI驱动内存紧张冲击印度智能手机市场](https://techcrunch.com/2026/07/17/ai-driven-memory-crunch-jolts-indias-smartphone-market/)

## 📈 美股行情（2026-07-18 收盘）

### 主要指数
| 指数 | 收盘价 | 涨跌 |
|------|--------|------|
| Nasdaq Composite | 25,520.24 | -361.70 (-1.40%) |
| Nasdaq-100 (NDX) | 28,592.66 | -433.11 (-1.49%) |
| Dow Jones | 52,146.42 | -406.55 (-0.77%) |

三大指数全线收跌，科技股领跌。Nasdaq Composite 和 Nasdaq-100 均跌超1.3%，反映出科技板块承压。Dow Jones 跌幅相对较小，下跌约0.77%。

### Nasdaq 科技股
| 股票 | 价格 | 涨跌 |
|------|------|------|
| NVDA | $202.74 | -0.07 (-0.03%) |
| AAPL | $333.87 | +0.13 (+0.04%) |
| MSFT | $394.61 | +0.79 (+0.20%) |
| GOOGL | $346.69 | -0.08 (-0.02%) |
| META | $643.62 | -2.39 (-0.37%) |
| AMZN | $247.25 | +0.02 (+0.01%) |
| TSLA | $380.17 | -0.67 (-0.18%) |
| AMD | $492.55 | -3.22 (-0.65%) |
| INTC | $94.38 | -0.66 (-0.69%) |

科技股涨跌互现，整体偏弱。MSFT 和 AAPL 小幅上涨，而 AMD 和 INTC 跌幅较大。META 和 TSLA 也录得微跌。

> **市场简析：** 今日美股整体承压，三大指数集体收跌。科技股方面，AMD和英特尔跌幅领先，而微软和苹果勉强维持微涨。市场情绪偏谨慎，Nasdaq指数跌幅最为明显。

## 🏄 Hacker News Top 10

1. [AWS：不准确的预估账单数据——17亿美元误差](https://news.ycombinator.com/item?id=48945241) — 977 points, 614 comments
2. [在宜居带类地行星上首次发现大气层](https://www.bbc.com/news/articles/cy4kdd1e0ejo) — 329 points, 217 comments
3. [Kimi K3以及我们仍能从鹈鹕基准测试中学到什么](https://simonwillison.net/2026/Jul/16/kimi-k3/) — 241 points, 135 comments
4. [感谢HN 15年来的支持，帮助我找到人生的事业](https://news.ycombinator.com/item?id=48949551) — 175 points, 13 comments
5. [Zilog Z80诞生50周年](https://goliath32.com/blog/z80.html) — 131 points, 35 comments
6. [关于运行SQLite的一些学习心得](https://jvns.ca/blog/2026/07/17/learning-about-running-sqlite/) — 125 points, 27 comments
7. [Lobste.rs现已在SQLite上运行](https://lobste.rs/s/ko1ji1) — 103 points, 63 comments
8. [FAA再次允许波音自行签署737 MAX和787适航认证](https://www.cnbc.com/2026/07/17/faa-boeing-737-max-787.html) — 66 points, 33 comments
9. [Kaiser护士称AI和工作场所监控正在恶化其工作和护理质量](https://localnewsmatters.org/2026/07/15/kaiser-nurses-say-ai-workplace-surveillance-are-making-their-jobs-and-patient-care-worse/) — 50 points, 21 comments
10. [美国杂货市场放缓已成事实](https://www.bain.com/insights/the-us-grocery-slowdown-is-real-snap-chart/) — 33 points, 34 comments

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*新闻来源：BBC / TechCrunch / HN | 股市数据：NASDAQ / Yahoo Finance | 抓取时间：2026-07-18 09:03 AEDT*