Are the eyes the windows to intelligence? In an interesting paper, Georgia psychologists Jason S. Tsukahara and colleagues report that there’s a positive correlation between pupil size and cognitive ability.
Are the eyes the windows to intelligence? In an interesting paper, Georgia psychologists Jason S. Tsukahara and colleagues report that there’s a positive correlation between pupil size and cognitive ability.
Sign up for our weekly newsletter and unlock one more article for free.
View our Privacy Policy
Want more?
Keep reading for as low as $1.99!
Already a subscriber?
Find my Subscription
Save up to 40% off the cover price when you subscribe to Discover magazine.