If you're constantly swatting away gnats or moths every time you step outside after dark, the problem could be the color and ...

The Pure Smart A19F Tunable White Filament looks like a classic incandescent bulb, but it’s a Wi-Fi LED bulb with an ...

The Pure Smart TruColor A19 is a smart multicolor bulb with embedded Wi-Fi, voice control support, and lots of third-party ...

If you can screw in a lightbulb, you can install the Lorex 2K Wi-Fi Lightbulb Camera that combines an LED light source with a ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

I set out to learn what truly makes LED lighting different from traditional bulbs - and it turns out, it's about more than ...

The U.S. Department of Energy is banning the sale of energy inefficient light bulbs beginning Aug. 1, 2023. Given that incandescent and halogen light bulbs are far less energy efficient than LED ...

First came fire; then oil lamps, candles, and gaslight; and, finally, Thomas Edison’s incandescent bulb, which operates by heating a filament until it glows.

The incandescent bulb also only converts about 1% to 3% of total energy used to power the bulb into visible light, whereas LED and fluorescent light bulbs convert closer to between 75% and 90% of ...

Why on earth would Walmart and its bulb supplier go with a fairly exotic LED filament approach for bulbs that sold for only $0.50 each? I’d get it if the globes were clear, so that a customer (like ...