Hone your Google search skills using https://support.google.com/websearch/answer/134479?hl=en.
Consult a librarian if you can't find the information you need.
Be selective about your information sources so that you don't experience too much information overload.
Evaluate the sources that you use.
If you need to learn a topic in depth (going beyond the headlines in your feed reader, for example), consider looking for a full length introduction in a book or journal article.
Books:
Try your library catalog (http://www.lib.utk.edu)
Also try Amazon (http://www.amazon.com) and Google Books (http://books.google.com).
Journal Articles:
Search the databases listed on the Engineering Research Guide (http://libguides.utk.edu/engineering).