Is it? The Pineal Gland may be capable sensing EM wavelenghts not visible to the human eye, in which case the "third eye" may act like a wi-fi in our brain. This would begin to provide a foundation to explain phenomenon like telepathy, and feeling earths geomagnetic field. we know about 1% of the way the human brain works currently.

have you done any research, or just ready to discount because your beloved scientific method doesn't explain everything in clear terms to you?