In a big wake-up call for its military rivals, China has developed a spy drone the size of an insect that can fly undetected ...

Bionic mosquito drone is designed to carry out battlefield reconnaissance missions without the risk of detection ...

A four-day test in the Alaska wilderness shows how far the U.S. military and American drone companies lag behind China in the technology.

China's mosquito-sized drone mimics real insects for stealth surveillance. A leap in micro-robotics, it raises major concerns.