Grasshoppers may not spring to mind as paragons of graceful flight. But for a team of Princeton engineers, these gangly insects have inspired a new approach to robotic wings. Typical designs for ...

The undulating surfaces of Perani's high-resolution photos resemble chromatic pixels, stained glass, or even beadwork.

In most developing tissues, signals called morphogens act like lighthouses, guiding nearby cells toward their fate and telling them what to become. Each cell relies on such signals for organized ...

Graduate student Paul Lee launches a 3D-printed model glider across the Princeton Robotics lab to evaluate aerodynamic performance. Disclaimer: AAAS and EurekAlert! are not responsible for the ...