Delta Chat has everything you could want in a private, secure messaging app. Here's how it works, and how to use it.

Samsung is discontinuing its Messages app on July 6 for US Galaxy users. Here's what stops working and how to make the switch ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Although most people have fast internet access nowadays, sending large files and amounts of data remains a problem. This is because free e-mail services such as Outlook.com or Gmail limit the data ...

Here’s what you’ll learn when you read this story: Inspired by the movie Interstellar, a team of researchers figured out—at least hypothetically—how to send messages to the past. The researchers ...

What if you could send a message into the past? The laws of physics don’t forbid it – and in fact, in some cases, communicating backwards in time might actually be easier than the usual direction. The ...

Spruce up your texting with iMessage effects. Apple’s text message effects can make quite an impression. You can make congratulations more bombastic (to rejoice in someone’s finest moments). Or, you ...

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Billions of text messages are sent around the world each day — most read and quickly forgotten. Senior computer science major Owen O’Brien is trying to make them more meaningful. O’Brien is the ...

Pranks have always been a fun pastime in the Drummond household—just ask anyone who's fallen victim to their ongoing rubber snake gag! The family loves hiding a toy snake around the house, waiting for ...

FutureMe thrives on the concept, “memories are less accurate than e-mails.” The simple webmail service lets you write a message to yourself and specify a date sometime in the future to have that ...