In the past few years, the price-per-watt for solar panels has dropped dramatically. This has led to a number of downstream effects beyond simple cost savings. For example, many commercial solar farms ...

Humans have harnessed the sun's energy for heat and light in various ways for centuries. From housing designs featuring thermal mass heated by the sun, to solar powered ovens and greenhouses, the ...

Portable solar panels and solar battery chargers are easy-to-use devices that provide backup power to anyone who happens to be away from a working power outlet, including hikers, car campers, and even ...