Survivors of the catastrophic avalanche in California's Sierra Nevada that claimed at least eight lives were rescued after using an emergency feature available on some iPhones. The iPhone emergency ...

Your smartphone can do much more than text, take photos, and check the weather. In an emergency, it can call 911, notify your family, and share your location, even if you cannot press a single button.

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, ...