Depression Decreases Retina Performance; Accents Increase Listener’s Doubts

A couple of studies on perception. First, theres now visual data to back up the idea that everything looks kinda gray when you feel blue. Researchers examined how the retina responds to different black-and-white contrast situations. They did the tests on healthy subjects and on patients with depression. Turns out that depressed people have much lower retinal responses–even if theyre on …