Learn how to build a hand-crank phone charger at home using simple electronics components like repurposed DC motors, magnets, ...

Learn how to build a functional DIY mini drill from simple components, including a small DC motor, 9V battery, toggle switch, ...

Tony Goacher] has worked with a lot of cheap brushless DC motor controllers built in China. They can be very cost-effective, ...

YouTube is full of information on almost any topic, and the same applies to electronics. Over the years, many YouTube channels have emerged that provide engineers with how-to info on design techniques ...

Vinegar is a natural household cleaning ingredient that many homeowners use in place of harsher chemicals. The acetic acid found in vinegar works against certain types of bacteria, so it is an ...

Follow WTOP’s team coverage of the D.C. primary and Election 2026 online, on air at 103.5 FM or on the WTOP News app. For the first time, voters in D.C. will used ranked choice voting when they fill ...

Technology has long driven the proliferation of less lethal devices. As law enforcement agencies continue to grapple with public perception, they are often in search of tools that help keep their ...

Washington DC is a city designed to be experienced in a certain way. The position of the sandstone White House, the cast-iron-domed Capitol building and the towering Washington Memorial were set out ...

In addition to checking up on our current list, we’ve added two newly reviewed solar generators, the rugged Jackery 1500 ...