The battery-powered device detects movement in front of the window using radar technology and begins to flash visibly through the glass pane, serving as an immediate deterrent for burglars. For ...

Capacitors are tiny components that store and release electrical energy in a split second. This video explains how they work, ...

Printed circuit boards (PCBs) are the essential building blocks behind almost all modern electronic devices. These components provide electrical interconnections between electronic components, rigid ...

Combining Cor Van Rij's JFET test socket with two DMMs, a current limiter, switches and a wall wart yield a simple, accurate ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper ...

We have all heard the cliché; hormones make us unreliable and unpredictable. However, in this issue of Nature Neuroscience, Golden et al. show that higher states of endogenous estrogen enhance reward ...

Abstract: Biomedical systems that interface with the body and nervous system in wearable and implantable formats are becoming an ever more important tool in our quest to enhance wellness and improve ...