Your mind needs the same attention. It is filled with the old and obsolete. It is also filled with things that are no longer ...

Although we may have only one brain, over any given day, we go in and out of various states of mind or awareness—overwhelmed, angry, analytical, calm, jealous, etc. But the various states essentially ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American While we can all agree coincidences have ...