These days ready-to-use DC-DC converters are everywhere, with some of the cheaper ones even being safe to use without an ...

There are two basic ways to change the sound of your car's horn. You can buy a replacement horn, or buy a sound board and ...

This resource provides clear explanations of how switching regulators work and how voltage boosting is achieved efficiently ...

Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece ...

Bluetti’s latest car charger can quickly charge power stations at a very fast 1200W — about 10 times faster than plugging it ...

It's been a hugely successful couple of years for DC Comics, and the publisher is looking to keep that momentum going next March with the launch of another wave of "All In" titles as part of the "DC: ...

Q: I have several On30 locomotives with Digital Command Control (DCC), but was recently gifted a passenger set that has a direct-current (DC) locomotive. If some DCC locomotives are sitting on the ...

Outgoing D.C. Police Chief Pamela Smith had some strong parting words Friday as she gets ready to leave the department amid allegations of manipulating data to make it seem that crime decreased in the ...

The Trump administration is suing the local government of Washington, DC, over its gun laws, alleging that restrictions on certain semiautomatic weapons run afoul of Second Amendment rights. The US ...

Evan Caplan is a food and travel writer based in Washington, D.C. He covers bars and restaurants, dishes and drinks, and the people and politics behind our food. He currently serves as the food ...

The crash on Jan. 29 left 67 people dead. The U.S. government admitted some failures and accepted liability for its role in the deadly Jan. 29 mid-air crash over the Potomac River between a commercial ...

AC induction motors are everywhere, from ceiling fans to vehicles. They’re reliable, simple, and rugged — but there are some disadvantages. It’s difficult to control the speed ...