High voltage is no joke, but you don’t need special electrical knowhow or skills to safely replace your light switch or ...

Over on YouTube our hacker [VIP Love Secretary] shows us how to make a simple MOSFET tester. This is a really neat, useful, elegant, and simple hack, but the video is kind of terrible. We found ...

Researchers have developed a smart pen designed not only for writing, but as a potential tool to make early detection of ...

A Penn State team created a breath sensor that identifies diabetes by detecting acetone. The device is fast, non-invasive, and built with laser-induced graphene for precision. In the United States, ...

City of Clemson working to replace 9,000 residential water meters throughout with a Kamstrup ultrasonic water meters.

The L5300 industrial hand-held wood moisture meter from Wagner Meters is powered by Wagner’s IntelliSense pinless sensor ...

That stuff you've read on the internet about small sensors? Nonsense. I took my new crop sensor camera on a professional shoot to prove it ...

As USB-C PD becomes more and more common, it’s useful to have a tool that lets you understand exactly what it’s doing—no longer is it limited to just 5 V. This DIY USB-C PD tool, sent ...

This universal battery tester couldn't be easier to use, and is a great way to determine which ones are still good.

This universal battery tester couldn't be easier to use, and is a great way to determine which ones are still good.

An ammeter is always connected in series with the component whose current you want to measure. This means it is placed ...