Settings
Open in a new window - If you don't want to lose your place on the grid when you open a story, turn this feature on: Stories will then open in a new browser tab or window. Close the tab or window after you've read the story to pick up where you left off in the grid.
Mark Stories I’ve Read - Want to make sure you don’t miss a thing? This feature darkens stories on the grid after you’ve opened the story page, helping you see instantly what you've already read.