Guides, tips, and science behind metal detection and magnetometers.
Your smartphone contains a powerful magnetometer sensor that most people never think about. Learn how this hidden tool can help you find wires, locate pipes, detect structural metal, and tackle advanced DIY projects around the house.
Your iPhone's magnetometer can do far more than point north. Discover 10 practical ways to use magnetic field detection for DIY projects, renovations, and everyday problem-solving around your home.
Learn what electromagnetic fields are, where they come from, and how smartphone magnetometer technology helps you detect and measure EMF levels in your environment.
Forget expensive stud finders — your iPhone has a built-in magnetometer that can locate wall studs by detecting the nails and screws holding them in place. Here's exactly how it works.
Drilling into a live wire can cause electrical shock, fire, or expensive damage. Learn how to use magnetic field detection to trace wires behind walls and drill safely every time.
Your iPhone contains a magnetometer — a sensor that measures magnetic fields. Learn the science behind how it works, what it can detect, and practical uses beyond the compass app.