Local dimming is the means by which a TV controls light on the screen, influencing contrast. The more LEDs and dimming zones a TV has, the better contrast and precision it offers. OLED TVs forgo a ...

The latest TCL QM8 Series, one of our longtime favorite TVs, brings flagship display tech to a wider audience.

City lights seen from space at night show Earth brightening and dimming in real time, exposing growth, blackouts, and policy ...

Q: I’ve heard of global warming, of course, but what on Earth is global dimming? A: Global dimming is a less well-known but real phenomenon resulting from atmospheric pollution. The burning of fossil ...

What are the best ways to stop global dimming? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by ...

Solid-state lighting (SSL) differs from conventional lighting in that it uses light-emitting diodes (LEDs) instead of filaments, plasma, or gases. Although still relatively early in its development, ...

Five hundred years ago, Leonardo da Vinci proposed a radical theory to explain a scientific mystery: earthshine. Now the planet is less reflective because of melting ice and changing clouds. Five ...

Measurements from the 1960s to the early 1990s, backed up by a wide range of data and a number of independent studies, showed there were substantial declines in the amount of the sun's energy reaching ...

Users can easily reduce energy usage with dimmers. Dimming technology has evolved considerably over the last decade, especially in the arc discharge lamp category. What began as a device for simply ...