Early risers across North America and Europe may spot a bright, silent light gliding across the Christmas sky — and it just ...

Learn how to diagnose and properly install a one-wire alternator with higher amperage in this easy-to-follow guide. Whether you're upgrading your electrical system or replacing a faulty alternator, ...

Welcome to Event Horizon, your weekly roundup of the best events in Minneapolis, St. Paul, and beyond.

For the $5 I'd paid for it, that would have been cool. But alas, apart from being a useless scam, it's quite innocent. I tore mine apart, and inside is very little. Inside the plastic box is a circuit ...

Abstract: This paper carries out research on the generator efficiency test for the bulb tubular hydro-generator unit, which is based on the calorimetric method in IEC60034-2-2. It introduces the test ...

Meteors from the Ursids appear near the Little Dipper, which is part of the constellation Ursa Minor. Only skywatchers in the ...

Cordless lamps easily light up corners of your home – but is the battery life good and are they bright enough? We found out ...

Nearly half of all households are rationing their energy use in some way this winter amid sky-high bills , research has ...