The MIT researchers were able to significantly increase the flight time of an insect-sized flapping wing robot compared to ...

Many species have enlarged pelvic fins as well and are known as four-winged flying fish. The process of taking flight, or gliding, begins by gaining great velocity underwater, about 37 miles per hour.

The research team developed a palm-sized flying robot that flaps its wings like birds and insects. The robot measures 4 cm in width, 4 cm in length, and 0.9 cm in height, weighing only 750 mg. It has ...