The experimental hafting of stone mining hammers.

The use of fire to produce burnt lime, which was also used for the hafting of implements, predates the use of pottery by almost a thousand years.

Increased klinorhynchy, which has been linked with most of the above characters in a single functional complex relating to the angle of hafting of the face to the cranium.

Some 10-12,000 years ago, Tasmania became isolated from the mainland, and some stone technologies failed to reach the Tasmanian people (such as the hafting of stone tools and the use of the Boomerang).

Grid cells were discovered in 2005 by Edvard Moser, May-Britt Moser and their students Torkel Hafting, Marianne Fyhn and Sturla Molden at the Centre for the Biology of Memory (CBM) in Norway.