From the Office blog: Office 2016 Public Preview Now Available
Intuitive data connecting and shaping capabilities. With integrated Power Query, use Excel as your personal analysis workspace by connecting to and viewing all the data around you. Take advantage of a broad range of data sources, including tables from websites, corporate data like SAP Business Objects, unstructured sources like Hadoop, and services like Salesforce. After bringing all your data together in one place, quickly shape and combine to fit your unique business needs and get to analysis in seconds
Go here for instructions on how to get the preview.
I use Oracle Virtualbox to install previews. So far, the 2016 preview has been remarkably stable, but I’m not one for taking chances.