Device Index Yahoo

The new features work on the iPhone 3G and iPhone 4 models via either a 3G or Wi-Fi connection.

Advanced e-mail features give ready view of pictures and other content usually "buried" in e-mail messages, and which can be a hassle on a mobile device.

Web portal and handset giant team up with exclusive agreements that will see Nokia's Navteq power Yahoo maps and navigation, while Yahoo will handle Nokia's Ovi Mail and Ovi Chat.

Kelsey also reports that the 54.5 million mobile Internet users in the United States comprise 25 percent of online users.

Corporate reshuffle could quick if more execs take leave before plans are announced.

App allows smartphone users to conduct your searches with voice activation or by typing.