Barnes & Noble, known as the largest bookstore in the United States released an e-reader. Electronic book reader device (E-book) made by companies headquartered on Fifth Avenue, Manhattan, U.S. plan released by the name of Nook. Nook appear with a touch screen with control buttons color but black and white study. Nook uses electronic ink technology is also used Kindle and similar devices. This device will be sold online beginning late October.

It was not a sudden step Barnes & Noble entered the e-book business. Since July, the company has opened stores and online bookstores have been selling digital editions of books can be read on devices made by Apple's iPhone and the BlackBerry, including PCs and laptops. Nook can access more than a million titles of books, archives newspapers, and magazines. In fact, about 500,000 books and can be downloaded free of charge. Free books are the result of collaboration with Google through a project with a number of renowned universities. The books are so far not available for Kindle.

E-book market today is still relatively small but experienced rapid growth. Based on data Codex Group, consultant publishing companies, the number of the owner of the e-reader will be doubled from 1.6 million people in late August to 3.8 million by the end of this year. In addition to Barnes & Noble, Amazon.com and Sony first entered the business e-reader. Asus is also rumored to be up in this business. Similarly, Irex and Plastic Logic are developing flexible electronic display technology.