@thephysicslabs on Instagram: "Sometimes the coolest science experiments don’t need wires, batteries, or machines — just air, pressure, and a little creativity. 🌬️ This simple DIY shows how trapped air becomes energy. When you squeeze the bottle, pressure builds inside. Release it fast, and that stored energy has only one escape route — pushing the lightweight paper ball forward. No fire. No fuel. No danger. Just physics doing its job. It’s a perfect reminder that science is hidden in everyday