There are a lot of technical terms that get used in TV marketing these days, but none is more mysterious than colour ...

The color of light, expressed in Kelvins (K). The sun is about 5800 Kelvins. This is called a "temperature," because the hotter fire gets, the more it changes from a warm yellow glow to white.

Realme has shown off the realme 14 Pro Plus phones. The phones offer a rear cover that changes color when the temperature drops below ~60 degrees Fahrenheit. There’s no word on pricing ...