Sleeping zebrafish show two patterns of neuronal activity that are analogous to those in people.

A new online tool maps the shape and location of neurons in the larval zebrafish brain.

A new method enables researchers to plot activity in the zebrafish brain’s system for spatial orientation and balance.

A new behavioral test in zebrafish may help researchers zero in on the biology of social interactions.

Zebrafish lacking the autism-linked gene SHANK3 show little social interest and other behavioral abnormalities.

A cannabis gel may ease features of fragile X syndrome, omega fatty acids show promise for autism in two trials, and oxytocin reinforces social behaviors through the brain’s reward pathway.

The National Institutes of Health receives a $2 billion boost, politicians who propagate anti-vaccine views are fueling outbreaks, and a new report highlights preventable conditions associated with autism.