A new remote storage and offline backup site, adrive.com, recently launched and is offering 50 GB of free online storage. From the site:
ADrive ... leads the free online data storage community, offering the largest amount of free storage on the Internet. We provide our users with secure solutions for storing, backing up, and accessing files from virtually anywhere, at any time. ADrive serves as an online, centralized vault for all file types including: music, videos, photos, documents, and more.
This site is currently in the beta phase, so we can expect them to be rolling out new features in the future.