The main way we show energy use is through “primary energy”. But this metric conceals the truly enormous waste of the energy ...

April Wilkerson teaches the basics of safe, efficient DIY electrical wiring for switches and outlets.

Over the weekend I finally got the time to get the wiring on my 2CV actually, fully sorted out, all the bare wire spots covered, all the very janky splices fixed with proper heat-gun solder-seal ...

Abstract: In this paper, we present a smart capsule that can release its payload after a predetermined/adjustable delay subsequent to passing from the stomach into ...