sciencestik on Instagram: "Porous asphalt is a road surface that literally lets rainwater disappear. Tiny gaps inside the pavement pull water downward, reducing puddles, flooding, and hydroplaning. As it drains, pollutants get trapped, leaving cleaner water behind. Smart, silent, and eco-friendly — a future-ready solution for modern cities. 🌧️ #biggerz"

mathswithmuza on Instagram: "A cone surface is created by taking a single straight line and sliding it so that one of its endpoints stays fixed while the other moves along a circular path. Because the line always pivots around the same point, the surface forms a smooth, slanted shape that narrows to a tip called the apex. What makes a cone surface interesting is that every point on it lies on some straight line that connects the apex to the circular boundary. This gives the cone a special kind o