AC and DC power differ in direction, usage, and efficiency. Learn the basics of how alternating and direct current work and where each is used.

Wondering if phone chargers use AC or DC power? Learn the difference, how chargers work, and why it matters for your device’s safety.

Researchers from Chalmers University of Technology in Sweden have compared the energy savings potential of alternating current (AC) and direct current (DC) distribution systems for residential ...

While seemingly mundane, wall phone chargers — whether that's a GaN phone charger, fast charger, or just the regular USB-A charger — have become a necessary staple in your daily routine. You need it ...