Actin 'avalanches' may make memories stick

If you're on skis, you want to avoid avalanches. But when the right kind happen in your brain, you shouldn't worry. You won't feel them. They're probably to your benefit.

Brain-imaging system uses 'multi-pupil' prism arrays

A specialized type of adaptive-optics technology that has been demonstrated by taking high-resolution time-lapse images of functioning brain cells might be used to better understand how the brain works.

Microscopic spines connect worm neurons

Dendritic "spines"—small protrusions on the receiving side of the connection (synapse) between two nerve cells—are recognized as key functional components of neuronal circuits in mammals. The shapes and numbers of spines ...

New insight into Alzheimer's disease pathology

An Alzheimer's-related protein helps form and maintain nerve cell connections, according to a study published in the May 4 print issue of the Journal of Cell Biology.