Zynga is looking to raise funds through an initial public offering so it can invest in driving further growth in mobile and in-game purchases.

Mobile transactions will continue to grow exponentially and are expected to exceed $1 trillion by 2015, according to a new study by Yankee Group.

Verizon Wireless and USA Technologies are teaming up to enable mobile payments at vending machines nationwide.

With Google, MasterCard and Citi reportedly teaming up to go head-to-head with the U.S. carriers’ Isis joint venture with Discover Card and Barclaycard, a war in the near field communication space is on the horizon.

The battle between Research In Motion and wireless carriers over mobile-payment data is a precursor to a larger war over who owns consumers making transactions using mobile devices.

IPhone users have a greater propensity to engage in mobile transactions than other smartphone users, according to Yankee Group.

Mobile retail offerings will transform the behavior of consumers this holiday shopping season, according a new study by the Yankee Group.

Yankee Group’s Eliot Weinman explains who the mobile Internet players are, how the ecosystem is evolving and how market trends are breaking barriers to grow future revenues. Exclusive excerpt.