Solar, wind energy in one device to power Internet of Things

In a first, scientists have integrated a solar cell and a nanogenerator that can convert wind energy into electricity in a single device that may power the ‘Internet of Things’. (Reuters) In a first, scientists have integrated a solar cell and a nanogenerator that can convert wind energy into electricity in a single device that may power the ‘Internet of Things’.
The ‘Internet of Things’ could make cities “smarter” by connecting an extensive netwo