Batteries aren't one-size-fits-all, and neither is the way they're wired to your house. Here's what you should know about AC- and DC-coupling. When we think about solar panels and batteries, we don't ...

This portable solar lantern circuit uses 6 volt/5 watt solar panels are now widely available. With the help of such a photo-voltaic panel we can construct an economical, simple but efficient and truly ...

Dive into our reliance on electricity and its sources. Discover the shocking amount of electrical energy used daily. Dive into our reliance on electricity and its sources. Explore renewable and ...

A schematic of a perovskite solar cell, showing that the perovskite is nestled in the center of the cell. Absorption of solar light causes the electrons to jump to higher energy levels, leaving the ...

These days, we are treated to glorious images of the cosmos through astrophotography and sophisticated three-dimensional visualizations of the universe. In the early centuries of astronomy, however, ...