Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece of cardboard. This step-by-step tutorial covers mounting the motors, wiring ...

Although jet engines are theoretically quite simple devices, in reality they tread a fine line between working as intended ...

When you’re testing or debugging some mains-powered gear, plugging it directly into the outlet can often be an exciting ...

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...

The Neoteck 3-in-1 pen multimeter is a great choice for DIYers and amateur tinkerers, especially at its price.

Now that the Panthers have officially entered their offseason, we look ahead toward the 2026 NFL Draft. This weekly series ...

Add Yahoo as a preferred source to see more of our stories on Google. Are you looking to win big? The DC Lottery offers several games to choose from if you think it’s your lucky day. While your odds ...

Are you looking to win big? The DC Lottery offers several games to choose from if you think it’s your lucky day. While your odds of winning a big jackpot in the Powerball or Mega Millions are ...

Highly Loaded Grain (HLG) Solid Rocket Motors allow extended range and customized thrust profiles with the same propellant and the same size rocket motor. Anduril and Raytheon announced on Oct. 7, ...

Anduril and Raytheon have conducted a ground test of an advanced solid rocket motor that could lead to a performance boost for air-to-air weapons. The work involved a static fire test of a rocket ...

Forbes contributors publish independent expert analyses and insights. Caroline Castrillon covers career, entrepreneurship and women at work. You've got dozens of side hustle ideas, but which ones are ...

Learn how to make a DC motor at home with our step-by-step guide! This video will take you through the simple process of creating a working DC motor using everyday materials. Discover the principles ...