Ever wondered why your phone's display turns off when you're on a call or bring it close to your face? That's the proximity sensor detecting if you are using the earpiece to talk, thus turning off the ...

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

When you're boarding a plane or going somewhere where your phone's wireless signals need to be completely disabled, there's a single toggle to make this faster and easier — airplane mode. It turns off ...

The image sensor is arguably the most important component in a digital video or still camera. But these sensors are also notoriously non-standardized. They tend to differ in the schemes used for: ...

Microelectromechanical systems (MEMS) are microscopic devices comprised of electronics and mechanical parts. Many recent sensor designs leverage MEMS technology for their high precision and ...