To perceive the relative positions of objects in the visual field, the visual system must assign locations to each stimulus. This assignment is determined by the object's retinal position, the ...

During natural viewing, certain objects (such as faces) require detailed central scrutiny to perform such subtle visual tasks as detecting facial expressions and eye gaze directions. Larger objects ...

Find out what's up in your night sky during March 2026 and how to see it in this Space.com stargazing guide. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...