Ryan Mayfield led an informative discussion on the history of the NEC PV Hazard Control System rules and the latest changes to the UL 3741 standard.

Smart plugs can add controls to any outlet, but they aren’t perfect for everything. Here’s our guide to using one and which ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...

Your smart plug is seriously underutilized: 7 ways I've programmed mine to automate my home ...