Video-calling app developer Tango announced today that it has raised $42 million in its second round of funding. The Tango app lets tablet and smartphone users make video calls to other Tango users, ...

In June, Apple shipped the iPhone 4 with front- and rear-facing cameras, and it added the FaceTime app for video calling. That same month, Sprint began shipping the HTC Evo 4G, its first 4G ...

With a newborn baby to show off, Eric Setton was looking for a way to do video calling on the go. And he wanted to be able to reach people on any smart phone or network - something his iPhone's ...

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, ...