There’s no doubting the popularity of Nixie tubes these days. They lend a retro flair to modern builds and pop up in everything from clocks to weather stations. But they’re not without their problems ...

A LED light pipe is an optical fiber or a solid transparent plastic rod for transmitting light from an LED mounted on a printed circuit board (PCB) to the user interface. Light pipes transmit up to 80 ...

In the context of our cities today, where the affordable land area available per person is limited, it is common to see landlocked built spaces with limited to no access to the outdoors. This results ...

This article was updated May 31, 2023. It was originally published March 23, 2000. Technological advances are pushing the pressure, flow and temperature requirements for fluid and pneumatic pipes and ...