Compounding the problem is that the shorter wavelength, blue-ish light of LED headlights is more energetic than the more reddish, longer wavelength of halogens and are generally perceived as more ...

Digital signage is essential for any bricks and mortar store, but they an be expensive to buy. Why not hack your own together with a Raspberry Pi?

He explained that the problem with micro-LED, similar to OLED TVs, is that they have some fixed costs and complexity in their production process that aren't really reduced by making the sets ...