The common letter-sized paper used in Europe and in most locations outside of North America. At 8.3 x 11.7" (210x297mm), A4 paper is slightly narrower and a little longer than "A" size 8.5 x 11" paper ...

Sony has unveiled a new office-orientated tablet which utilizes the E-Ink display to mimic a piece of A4 paper. The electronics giant believes that its Digital Paper will be an instant hit with ...