My Feed Repeated Posts Answered

When looking at my "Feed" on instructables.com some of the posts repeat themselves. I've atached an image which is zoomed out really far to fit the repeated posts in the same window. This of course makes it difficult for me to discover new instructables. 
Info: 
Browser: Chrome, version: 47.0.2526.106 m
Operating system: Windows 7 Professional 64 bit
Steps to reproduce:
1. Signing into my account
2. Clicking "You" in top right corner
3. Clicking "Feed" 
4. scrolling down until one has a puzzling feeling of deja vu