The deployment of electronic LED lighting has grown dramatically over the past five years. Most luminaire manufacturers now offer a family of high-bay industrial LED products operating at AC line ...

In my so-far nearly 30 years of writing for EDN, I’ve learned a lot about my ever-evolving audience (i.e., you), at least two aspects of which are directly relevant to this particular writeup: Or take ...

Arnold J Wilkins received funding from the Medical Research Council and the Wellcome Trust. There’s a handy trick for reading station signs that otherwise fly past in a blur as you travel in a ...

The American Medical Association (AMA) has just adopted an official policy statement about street lighting: cool it and dim it. The statement, adopted unanimously at the AMA’s annual meeting in ...