Summary:

- The article discusses the development of a new type of solar cell that can generate electricity from raindrops. The solar cell uses a combination of graphene and a water-repellent coating to harvest energy from the interaction between raindrops and the cell's surface.

- The technology was developed by researchers at the Ocean University of China and Yunnan Normal University. It is designed to work in areas with high rainfall, where traditional solar panels may not be as effective.

- The researchers believe this technology could be a valuable addition to renewable energy sources, as it can generate electricity even in cloudy or rainy conditions when traditional solar panels may not be as productive.