Vision feels like a camera feed from the eyes, but new work on a hidden brain circuit suggests what we see is constantly ...

A cognitive scientist wants to employ M.C. Escher's bag of optical tricks to get your eyes to solve logic problems. More specifically, Mark Changizi, a former Caltech fellow and current cognitive ...

Assessing a number of elements, whether individuals in a group, twigs in a nest, or fruit on a branch, is an essential skill in many animals. But the neural circuits on which it is based are still ...

The brain's visual neurons continually develop predictions of what they will perceive and then correct erroneous assumptions as they take in additional external information, according to new research.

A single phototransistor mimics retinal bipolar cell function while detecting visible and infrared light, enabling low-power image processing through programmable ON and OFF photoresponses. (Nanowerk ...