⚙️ ⚙️ Technical Feb 23, 2026 3 min read How Do Ships Float? Archimedes' principle: an object floats when it displaces water equal to its own weight. buoyancyphysicsships +1
🔩 🔩 Hardware Feb 23, 2026 3 min read How Do Submarines Dive and Surface? Buoyancy, ballast tanks, and how submarines control their depth underwater. submarinesbuoyancyphysics +1