We’re launching Lyria 3.5 in Google Flow Music, with advances across musicality, lyrics, vocals, and creative control
deepmind.google·6d ago
AI Engineering
Hacker News·15d ago·5 min read
We're Squandering LEDs' Potential to Save Our Night Skies
TL;DR
Artificial light, particularly from LEDs, is contributing to light pollution, diminishing our night skies. A lighting designer measured illuminance levels in London, revealing that even low lux levels can significantly impact visibility.
✦ Why It Matters
Engineers should evaluate and redesign urban lighting systems to minimize light pollution while maintaining safety standards.
Key Takeaways
- Adopt warmer-colored LEDs to minimize blue light exposure.
- Implement DALI systems for smarter, controlled street lighting.
- Reduce unnecessary nighttime illumination to protect wildlife.
- Educate communities on the health impacts of light pollution.
How It Works
LEDs convert electricity into light through a process called electroluminescence, making them highly efficient. Digital control systems like DALI allow for precise management of lighting, enabling adjustments in brightness and color based on time and environmental needs.