How to enable 'dark mode' in 10 popular mobile apps

In the past year or so, several apps (and even entire operating systems, like macOS Mojave) have gotten a feature typically called "dark mode," which is essentially a new color scheme with light text on a dark background. 

I'm a big fan of the dark mode. Not only does it save battery — it requires more energy to light up a laptop or a phone screen with a slab of bright white than a dark grey or black — but it also makes everything look cool. 

We're still waiting for some major platforms to get a dark mode — Android is nearly there, for example — but you can already get it on a number of popular mobile apps, including YouTube, Facebook Messenger, Twitter and more.  Read more...