The new privacy tech uses different types of pixels to let you block certain apps and notifications from being viewed by others.

OLED isn't the end goal, it's just a stopgap. Micro-LED offers the benefits of OLED plus high brightness levels, high efficiency, and more.

Our whole lives flash across our smartphone’s display—bank balances, passwords and much, much more. This new tech could keep us safer.

Samsung announced the new feature on January 28, ahead of the launch of the next Galaxy line of phones. While privacy screens aren’t new, this next-gen tech allows users to “protect specific parts of your experience, such as notification pop-ups. It’s a tailored approach that you can fine-tune or switch off entirely, rather than a blanket one.”

First, there was the plasma screen, with concerns of image burn-in, high energy consumption and a heavy weight. Then LED-backlit LCDs came onto the scene, with brighter pictures, improved energy efficiency and a streamlined design. Then OLEDs and QLEDs ...