Learn how to build a DIY portable speaker using a car speaker, cardboard, and basic electronic components. This step-by-step project covers soldering a transistor amplifier circuit, wiring a 3.5mm ...

Discover how to create a simple homemade speaker using everyday items and basic electronics! This step-by-step guide demonstrates how to use plastic cups, a magnet, copper wire, and a balloon to ...

From the return of pop's reigning kook to a sprawling love letter to Puerto Rico, here are our favorite records of the year.

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Two years after being banned from official functions in Perth, the Ashes legend has been welcomed back into the fold. Johnson is expected to attend CA functions at the first Test at Perth Stadium this ...

Crystal Palace are in 10th place in the Premier League standings and have been inconsistent over the past year. The Eagles were held to a 0-0 stalemate by Brighton & Hove Albion in their previous game ...

[Engineezy] might have been watching a 3D printer move when inspiration struck: Why not build a robot arm to clean up his workbench? Why not, indeed? Well, all you need is a 17-foot-long X-axis and a ...

We've tested hundreds of smart home products in more than 20 categories to help determine which ones are best for every room in (and out of) the house. I'm PCMag's managing editor for consumer ...

Abstract: Ultrasonic horns are used in a variety of industrial and medical applications. At JPL, a rock-sampling tool based on an ultrasonic horn was developed to drill, abrade and core rock samples, ...

But at least some good came out of these past 12 months — namely, the stuff that emanated nonstop from our speakers and earbuds. In addition to the long-awaited return of Mother Monster (finally ...