1 Conduction is the transfer of thermal energy through direct contact between particles of a substance, without moving the particles to a new location.
iPhone (/ËaÉªfoÊn/ EYE-fohn) is a line of smartphones designed and marketed by Apple Inc. They run Apple's iOS mobile operating system. The first generation iPhone was released on June 29, 2007; the most recent iPhone model is the iPhone 7, which was unveiled at a special event on September 7, 2016. The user interface is built around the device's multi-touch screen, including a virtual keyboard.
Three months after releasing the original iPhone, Apple released its first major software update for the device, iOS 1.1.1. It was notable for a few reasons. First, it established a pattern of releasing major new versions of iOS concurrently with new devices â in this case, the original iPod Touch.