A 6-V battery powers a circuit with parallel branches on a board. Several wires and light bulbs plug into the board to make various series and parallel circuits. The brightness of the bulbs changes ...

A parallel circuit is way of connecting components on separate branches, so the current can take different routes around the circuit. The current is different in different parts of a parallel circuit.

Micro-LEDs can transmit large amounts of digital data in parallel UK researchers say they have achieved data transmission speeds of 10Gbit/s via "li-fi" - wireless internet connectivity using light.

A while ago I wrote about the Lumen lightbulb made by Tabü, an LED bulb with a maximum power requirement of 7W. It produces a warm white light output equivalent to a 40 Watt incandescent bulb, it’s ...

Why don't your Christmas lights work? Sadly, in the event of a string of lights going out on your tree, replacing the strand is usually the best option. It's pretty difficult to find that one bulb ...

Just a week ahead of Apple's September 9 media event, Munich, Germany-based company Elgato has announced a new lineup of smart home accessories including the home monitoring system Eve, the Avea smart ...