Justice Department has already reached agreements with three other publishers, but will take Apple to trial in June
"Snow Fall: The Avalanche at Tunnel Creek" integrates moving graphics, satellite imaging, video and artfully crafted text
Byliner will co-publish original Times e-books and Vook will publish collections of archived articles
Three of the Tribune Co.'s newspapers have partnered with an Evanston, Ill., publisher and plan to release 50 ebooks by the end of the year
Search giant takes aim at Amazon, Apple, Barnes and Noble booksellers
Unlike Amazon, Barnes & Noble, store will not be device-specific.
For $79.95 a year, families can access electronic replicas of hundreds of Disney books.