The black menu bar that appeared at the top of Gmail and other apps has been replaced by a small matrix of squares in the upper right corner (see sample screenshot below). If you click it, you’ll find your Calendar, Drive, Sites, more, etc.
Explanation from Google and our own Google pages
To: Faculty, students, staff
From: Veronica Brandstrader, LTS, x2171
More info: Computing Help Desk, x3333 (faculty/staff), x7777 (students), helpdesk@wellesley.edu