If you see your screen rocking back and forth this morning, don't worry. It isn't too much caffeine, and it's not your eyes. Google has hopped onto the "6-7" bandwagon. If you search for "6-7" or "67" ...

Add Yahoo as a preferred source to see more of our stories on Google. If you see your screen rocking back and forth this morning, don't worry. It isn't too much caffeine, and it's not your eyes.