Poor Sleep Quality Accelerates Brain Aging
Research shows that people who sleep poorly tend to have brain age that is older than their actual age. Chronic inflammation in the body caused by poor sleep likely plays a part.
Technology
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AI-Powered Dating Is All Hype. IRL Cruising Is the Future
Dating apps and AI companies have been touting bot wingmen for months. But the future might just be good old-fashioned meet-cutes.
Fears Mount That US Federal Cybersecurity Is Stagnating—or Worse
Government staffing cuts and instability, including this year’s prolonged shutdown, could be hindering US digital defense and creating vulnerabilities.
Show HN: I built a universal clipboard that syncs realtime on multiple devices
I’m Gopal, the guy behind QuickClip. I built this out of pure frustration. Copying items between my phone and laptop was very painful. Sending notes and links on WhatsApp. Saving random drafts I’d forget about. It was total waste of…
Akin’s Laws of Spacecraft Design [pdf]
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Discovering the Dimensions of a New Cold War
The United States’ plan for dealing with Putin’s Russia and Xi’s China remains ill-defined among a shifting global order. That must change.
I recommend bringing these 6 wellness gadgets into 2026 – here’s why
New year, new you? These 6 gadgets can kickstart new goals in 2026 (and some of them are on sale).
The rise of industrial software
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UK company sends factory with 1,000C furnace into space
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Show HN: Use Claude Code to Query 600 GB Indexes over Hacker News, ArXiv, etc.
Paste in my prompt to Claude Code with an embedded API key for accessing my public readonly SQL+vector database, and you have a state-of-the-art research tool over Hacker News, arXiv, LessWrong, and dozens of other high-quality public commons sites. Claude…