Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

Join us as we explore beneath a crystal-clear waterfall on our first underwater metal detecting adventure using Dive Portable Lungs. With the help of Cameron Barbeau, we recovered a variety of items, ...

A team of scientists has developed a powerful new way to detect subtle magnetic signals in common metals like copper, gold, ...

Scientists have cracked a century-old physics mystery by detecting magnetic signals in non-magnetic metals using only light ...

McElyea is a mother of two twins on the autism spectrum. She said she was for the detectors and wants to ensure all students are able to learn about safety and security in a way that makes sense to ...