Scanning parks and beaches with one of these can be a unique and fascinating hobby.

If you're like most people, you have a hobby that keeps you busy whenever you have downtime. Whether that's collecting highly valuable retro video games or going hiking with your favorite tech gadgets ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

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

There's often history just beneath your feet, waiting to be discovered. A long-forgotten button, an antique coin, or even a remnant from one of the wars that shaped our country. Trying to unearth ...

93.9915% OFF$79.99 at Amazon $119 at The Home Depot 119.0015% OFF$100.61 at Walmart The Bounty Hunter metal detector earned the top spot on our list for its intuitiveness, lightweight design and its ...