Not long after I began contributing to Hagerty eight years ago, I wrote a detailed four-part piece on electrical relays and how they work in cars. You can still find the articles here (Part I: Why We ...

Kepler Communications plans to sell terminals to other satellite operators so they can tap into a data-relay constellation it expects to start deploying next year. Credit: Kepler Communications TAMPA, ...

The Tracking and Data Relay Satellite (TDRS) constellation of NASA-owned satellites has provided service since the 1980s. NASA is evaluating commercial proposals to replace TDRS. Credit: NASA TAMPA, ...

What is an automotive relay? In simple terms, an automotive relay is a small cube shaped electronically operated electromechanical switch. It uses an electromagnetic device to mechanically maneuver a ...

When it comes to electronics, it seems like a relay is such a simple device – yet, it is able to interface some pretty elaborate high-end systems with a fire alarm system. Working with relays is an ...