Here is a traffic light system based on Arduino that can be used in a 3-way ond 4-way intersections. It has an additional blinking orange led that is used to signal when the pedestrians can cross the ...

One of the easiest tricks to keeping a house warm (or cool), is to open and close the blinds in time with the sun. Of course, that's only helpful if you're home all the time to do that. Instructables ...

Riding a bicycle at night is a bit dangerous, but electronics blogger Jenna DeBoisblanc shows off how to build a system that includes turn signals, a strobe light, speedometer, and brake lights to ...

In the current system, maximum lightning over the freeways is completed through HID (High Intensity Discharge lamps), the energy utilization of HID lamps/lanterns are high. The intensity of HID lamps ...