Why do we have handedness?

  • 0 Replies

0 Members and 1 Guest are viewing this topic.


Offline thedoc

  • Forum Admin
  • Administrator
  • Sr. Member
  • *****
  • 513
    • View Profile
Why do we have handedness?
« on: 23/02/2016 17:28:50 »
Why aren't all human beings ambidextrous? Is there an evolutionary advantage to handedness?
Asked by David Nicholls

                                        Visit the webpage for the podcast in which this question is answered.
[chapter podcast=1001305 track=16.02.23/Naked_Scientists_Show_16.02.23_1004806.mp3]  ...or Listen to the Answer[/chapter] or [download as MP3]
« Last Edit: 23/02/2016 17:28:50 by _system »


Diane Simmons

  • Guest
« Reply #1 on: 19/04/2016 19:17:38 »
I was told by a Neurologist that one side of the brain is usually a bit larger the  other side. When he tested my 9 month old child's brain he stated the only thing he found was her right side brain was a tad larger than the left. He told she would definitely be left handed and she is.