This is a citation of an outside article. Gravyday is not responsible for its content. Original URL below. Resilient bug-sized robots keep flying even after wing damage New repair techniques enable microscale robots to recover flight performance after suffering severe damage to the artificial muscles that power their wings. Bumblebees are clumsy fliers. It is estimated that a foraging bee bumps into a flower about once per second, which damages its wings over time. Yet despite having many tiny rips or holes in their wings, bumblebees can still fly.(more)
