Last Updated: February 23, 2016
Store as many Google Drive files and Gmail messages as you need. As of Oct. 30, 2014, all Google Apps for Education customers at Stony Brook University get free unlimited storage across Drive and Gmail.
You can also save and share much bigger files. Individual file sizes up to 5TB are now supported.
Read the Google blog post: Announcing Drive for Education: The 21st Century Backpack for Students