Dark mode can save battery, but only if your device has an OLED screen. Phones, computers, and other devices with LCD screens won't save battery with dark mode on. If you're not sure what type of ...

Millennials or Zoomers might not relate, but some of the earliest home computers used monochrome CRT monitors, which displayed greenish text on a black screen. You might recognize it if you’ve ever ...

If you know how OLED displays work, you know about one of their greatest strengths: Individual pixels can be shut off, offering deeper blacks and power savings. Dark modes, now available on most ...