We've given our faculty the option to put a widget on their homepage that populates all the Announcements that are made in the course so it's a streamlined list for students. It's been a helpful addition, so I wanted to share the code so others can do the same!
Here's what it looks like on the homepage:

The code can be found here. Add this code to your global javascript. This script is provided with no guarantees or support, so use it at your own risk!