EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·Sep 9·5 min read
The Ancient Greek Water Clock That Kept the Most Accurate Time for 1,800 Years
TL;DR
Ctesibius' clepsydra, an advanced water clock from ancient Greece, achieved remarkable timekeeping accuracy for 1,800 years, revolutionizing automation and time measurement.
✦ Why It Matters
Explore historical innovations to inspire modern automation solutions in your projects.
Key Takeaways
- Investigate ancient timekeeping methods for inspiration.
- Consider how steady flow mechanisms can apply to modern systems.
- Explore automation techniques from historical inventions.
- Analyze the impact of accurate timekeeping on technology development.
How It Works
Ctesibius' clepsydra featured a vertical cylinder that rotated once a year, with water flowing from a reservoir to maintain a constant level. This allowed a pointer to indicate the hour accurately, while a siphon mechanism reset the water supply daily, ensuring consistent operation.