Mini ‘wind turbine’ can scavenge energy from the breeze and power your phone

Scientists have created a miniature ‘wind turbine’ that ‘scavenges’ energy from a breeze created during a brisk walk.  The ‘nano-generator’, which is made of two plastic strips in a tube, captures and stores wind energy to power electronic devices.  It’s inspired by giant wind turbines that convert the kinetic energy of wind into power, but … Read more