SUTD’s maple seed-inspired monocopter achieves a record 26-minute flight with a single rotor. Lightweight, efficient, and simple, it offers promising uses in environmental monitoring and research. The project reflects a 10-year journey from large endurance drones to compact, power-efficient designs.SUTD’s maple seed-inspired monocopter achieves a record 26-minute flight with a single rotor. Lightweight, efficient, and simple, it offers promising uses in environmental monitoring and research. The project reflects a 10-year journey from large endurance drones to compact, power-efficient designs.