One of the great features of the HTC One M8 and Sense 6.0 is indeed the BlinkFeed, but if you want to remove BlinkFeed from the home screen and disable it do as follows:
1. Hold your finger on an empty place on the Home Screen
2. Tap Manage home screen pages.
3. Swipe right and move to the BlinkFeed page
4. Tap the "Remove" button to disable BlinkFeed and remove if from the home screen
To bring back the BlinkFeed on home screen again, do as follows:
1. Open the "Manage home screen pages" again
2. Swipe right and touch the "Add to BlinkFeed icon"