There are many techniques to treat the sutures of the skull and some of them have interesting names like the paper lantern, the wobbly wheel, and sphenobasilar flexion and extension. Other ...

Look for the sagittal suture – the squiggly line that runs the length of the skull – and note whether is it's completely fused. If it is, the remains are likely to be of someone older than 35.

The team, led by Giuseppe Intini, a bone biologist at the University of Pittsburgh, first compared the cell composition of the calvarial suture—which joins the bilateral bones in the roof of the skull ...