25/06/2025
Singapore has developed a revolutionary system that transforms rainfall into electricity, and it’s reportedly up to 10 times more efficient than traditional hydropower. According to Engineerine, at the heart of this breakthrough are ultra-thin rain energy panels embedded with triboelectric nanogenerators (TENGs). When a raindrop lands and slides across the panel’s superhydrophobic surface, it generates an electric charge through friction. The effect is amplified by nanostructured conductive layers, allowing even light rain or mist to be harvested for power.
Unlike dams and turbines, this technology doesn’t rely on rivers or heavy infrastructure. It can be installed on rooftops, windows, or any rain-exposed surface, making it a perfect fit for densely populated cities with frequent rainfall. By turning monsoon downpours into a clean energy resource, Singapore may have unlocked a whole new chapter in renewable innovation, where even the weather becomes part of the grid.
