Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

A recent report details a waterless solar cleaning system design developed to address the challenge of dust accumulation on solar panels in arid regions; it is one of multiple waterless cleaning ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...