high definition

Samsung has unveiled a massive 146" television, nicknamed " The Wall " (pic). While the size is clearly too large for most homes, it uses a new approach that could mean more choices about television set size in future. Most TV sets these days use ... liquid-crystal displays (LCD). In simple terms, these TV's shine light through tiny crystals that - depending on their electric charge - either pass through and color the light, or simply show a black background that's behind the screen. Samsung's new screen is currently a prototype only. It instead uses what calls a MicroLED ... (view more)