Tag Archive for 'Pupil'

Example of illusorily expanding central region or ‘hole;’ viewing the image full screen is best for eliciting the effect. Image credit: Laeng et al., doi: 10.3389/fnhum.2022.877249.

New Visual Illusion Trick Your Brain into Thinking Static Black Hole is Expanding

Jun 3, 2022 by News Staff

A new study published in the journal Frontiers in Human Neuroscience shows that the ‘expanding hole’ optical illusion, which is new to science, is...

The study suggests that pupils could reveal whether one is hunter or hunted. Image credit: Tambako the Jaguar / CC BY-ND 2.0.

New Study Reveals Why Some Animals Have Vertical Pupils

Aug 10, 2015 by News Staff

According to a study of 214 species of terrestrial animals in the journal Science Advances, an animal’s ecological niche is a strong predictor of pupil...