A notification prompts Windows 7 and 8.1 users to reserve an upgrade to the new OS.
This Chrome extension lets you revoke access to emails you sent, but the destruction involved leaves a mark.
The upgrade brings text messaging nearly on par with the features found in third-party instant messaging apps like WhatsApp and iMessage.
This little-known feature can be a serious boon in keeping track of message threads.
The ghostlike faces of young children hanging on smokestack streams in China brings home the threats of air pollution in a striking way.
You can now speak your mind in a private message on Twitter, with no character limits to hold you back.
A single home button has long pulled double duty when it comes to multitasking on your iOS device.
The prominent venture capitalist says mobile messaging may soon evolve into a central hub of communication for users.
But the message must contain a specific series of Arabic characters, so you're likely to receive it only as a prank. And there are ways to resolve the problem.
Use this handy trick to find photos, videos and other attachments from a texting conversation on your iPhone.