This homemade metal detector circuit will help you find objects composed of materials with relatively high magnetic permeability. It is not suitable for buried coins discovery that is not sensitive ...

A new Instructables page has been created to make an eco-friendly DIY metal detector using an Arduino Mega just been combined with a 3.2 inch TFT LCD touchscreen to provide a fantastic readout, making ...

We spent weeks testing the best metal detectors on the market. Here are our top six picks. Purchasing one of the best metal ...

Have you ever found yourself suddenly in need of finding a small metal object hidden in the woods? No? Well, neither have we. But we can’t say the same thing for [zaphod], who’s family was hoping to ...

Metal detecting is a fun pastime, even when all you can find is a little bit of peace and a whole lot of pop tabs. [Huygens Optics] has a VLF-based metal detector that offers much more feedback than ...

For most of us, the fantasy of finding buried treasure faded away along with other childhood passions, like my youthful ambition to set a Guinness World Record for building the world’s largest pillow ...

Editor's Note: December 12, 2025: We've checked to make sure that our recommendations are still available and competitively priced. We’re preparing for a new round of metal detector testing, which ...

Someone left a homemade UFO detector in a New Jersey state park, prompting police to dismantle it. The real scientists who listen for aliens use radio telescopes. SETI has one of the most advanced ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...