Overestimating Steepness Is the Rule, Not the Exception The research team, led by psychology professor Dennis Shaffer at The Ohio State University, wanted to explore why people almost always ...

Our vision is amazing. We can judge distances, recognise objects, navigate rugged terrain, catch a frisbee, and so much more based on slight differences in the light that enters our eyes. Decoding all ...

I first encountered the McGurk effect in a neuroscience class. My professor played a video of a person moving their lips as if saying “ga,” while the audio track played “ba.” Most students heard ...

Add Yahoo as a preferred source to see more of our stories on Google. Discover why hills look steeper than they are and how eye height and gaze angle shape everyday visual perception. (CREDIT: Getty ...