+<li>Brain appears to have more than 3D dimensional design:
+<a href="https://singularityhub.com/2017/06/21/is-there-a-multidimensional-mathematical-world-hidden-in-the-brains-computation/">https://singularityhub.com/2017/06/21/is-there-a-multidimensional-mathematical-world-hidden-in-the-brains-computation/</a>
+</li>
+
+<li>Brain appears to use geometry to map thoughts and even sounds: