According to the most recent data from the World Bank, 15 percent of the world’s population—approximately 1.1 billion people—lacked access to electricity in 2014. In 1994, approximately 27 percent of ...

Our energy-hungry and environmentally aware society has been slow to make good use of the sun’s “free” power. But now it’s finally taking off. Using the sun’s heat directly, for cooking and other ...

Solar window chargers have several advantages when compared with other charger types. You can stick this DIY solar window charger to the inside of a glass window with the solar panel facing out and ...

If you want your plants to stay healthy, you need to make sure they stay watered. [Dimbit] decided to build his own solar powered circuit to help automatically keep his plants healthy. Like many ...

Description of how to use a custom IC implements solar maximum power-point (MPP) tracking in order to power a cooling fan. Harnessing solar energy directly to power a fan provides an environmentally ...

Das Solar has achieved a world-record open-circuit voltage of 742 mV for an M10 n-type tunnel oxide passivated contact (TOPCon) solar cell, with a power conversion efficiency of 26.33%, according to ...

Rebecca Brill is a writer whose essays have appeared in The Paris Review Daily, VICE, Literary Hub, and elsewhere. She runs the Susan Sontag's Diary and the Sylvia Plath's Food Diary accounts on ...

We tested 20 solar generators to find the most versatile devices that can provide emergency backup power and fuel off-grid ...

Consider solar panels if you have a high utility bill, get lots of sun and qualify for tax breaks or other savings. Some or all of the mortgage lenders featured on our site are advertising partners of ...