Chinese researchers at Tsinghua SIGS develop a new lithium-sulfur battery prototype that achieves an energy density of 549 watt-hours per kilogram, nearly doubling the capacity of standard drone batteries.

Researchers at Tsinghua Shenzhen International Graduate School have developed a lithium-sulfur battery prototype with an energy density of 549 watt-hours per kilogram, potentially doubling the flight range of drones.