Cookies on this website

We use cookies to ensure that we give you the best experience on our website. If you click 'Accept all cookies' we'll assume that you are happy to receive all cookies and you won't see this message again. If you click 'Reject all non-essential cookies' only necessary cookies providing core functionality such as security, network management, and accessibility will be enabled. Click 'Find out more' for information on how to change your cookie settings.

Image showing the solution to the join the dots puzzle (a person's head with their brain inside).
  • Did you know that the human brain weighs about 1.3 kg, which can be about 2% of our total body weight?
  • Elephant brains are 6 times heavier than human brains.
  • The human brain is changing and developing well into your early 30s.
  • Our brains are surrounded by two protective cases called the pia mater and the dura mater.