Toolbox

New artificial-intelligence software detects and analyzes the ultrasonic squeaks and cries that constitute inaudible rodent language.

A flexible electrode array can record the firing of hundreds of rat neurons for months on end.

A customizable Styrofoam mold minimizes head movements during brain scans, enabling researchers to produce clearer images.

A two-belt treadmill attached to a specialized display suggests that people with autism have a distinct walking style.

A cell atlas and a cell-culture method promise to advance scientists’ understanding of the placenta and its effects on a fetus.

A new analysis of brain scans highlights variations in the cerebellum, a brain area implicated in autism.

A multicolor labeling method stains neurons brightly enough to reveal the thin connections between individual cells.

A new technique may reveal how mutations on the X chromosome alter various types of cells in the brain.

Molecules from alpacas may enable scientists to identify cell types in the brain while also revealing their interior structures.

A newly expanded database of information from people in the United Kingdom provides a detailed picture of genetic diversity.