Is the ‘Holy Grail of batteries’ finally ready to bless us with its presence?

Earlier this year, a relatively unknown startup from Finland made a startling announcement: It had finally solved solid-state batteries. Not only that, but Donut Lab, a spinoff of Verge Motorcycles, said that its solid-state battery – long considered the “Holy Grail of batteries” for their high-density, durable, fast-charging abilities – would go into production later … Read more

The TechBeat: Build a real-time medical transcription analysis app with AssemblyAI and LLM Gateway (4/11/2026)

How are you, hacker? 🪐Want to know what’s trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending stories of the day! Set email preference here. ## Want to Have Successful OpenTelemetry Projects? Implement This One Tip By @nfrankel [ 4 Min read ] In this post, I … Read more