Ever wonder why side-scrolling video games from the 80's and 90's almost always scroll in a single direction—left to right? This might seem like a silly question (duh...it just makes sense that way), but if you really think about it, it is a little odd. Why do games always scroll that way?
Turns out, our knee-jerk reaction that left to right just "makes more sense" has now been legitimized by science. Our brains vastly prefer left to right motion, according to Lancaster University psychologist Peter Walker. That conclusion, based on Walker's analysis of thousands of images of people and objects in motion, is published in the journal Perception.
For full article go here.
The brain also demands that you be fully invested in the US stock market at all time, because your TV tells you to do that. This is why so many held into obvious disaster in 2008 and why so many are incapable of taking some profits right now.