What’s new in Word 2013 Note SkyDrive is now OneDrive, and SkyDrive Pro is now OneDrive for Business. Read more about this change at From SkyDrive to OneDrive. Do more with your docs: Pop in an online video, open a PDF and edit the content, align pictures and diagrams with minimal fuss. The new Read Mode is clean and distraction-free—and it works great on tablets. Teaming-up is better too, with direct connections to your online spaces and streamlined review features like Simple Markup and comments.
Source: What’s new in Word 2013 – Word