More and more, big arrays of lithium-ion batteries are being hooked up to electrical grids around the U.S. to store power that can be discharged in times of high demand. But as more energy storage is ...

The Honor Magic V Flip 2 has a 6.82-inch LTPO OLED inner screen with a resolution of 2868 x 1232 pixels. It supports up to 120Hz refresh rate, and a rated peak brightness of 5,000 nits. The screen ...