id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
brainmatters-994	Sampathkumar, Ananya	Optical Illusions: What Are They, and Why Do They Occur?	2025	2	.pdf	application/pdf	1447	96	58	Optical illusions, also called visual illusions, are a phenomenon that occurs when the perception of something differs from the actual reality of it ( Yoshimoto, et al. 2021). The mechanisms of the visual system behind visual illusions: From eye to brain.	cache/brainmatters-994.pdf	txt/brainmatters-994.txt