The image shows 15 frames from the silent movie "Symptoms of Schizophrenia", circa 1940.

Noisy Brain Signals

Visual perception errors in those with schizophrenia are consistent with corollary discharge, a new study reports.
This image is the famous Nighthawks painting by Edward Hopper, circa 1942.

Night Owls Tend to Be Bigger Risk Takers

According to a new study, female night owls had cortisol levels comparable to men. The researcher suggests high cortisol levels could be a biological mechanism which explains higher risk taking in night owls.