
The ‘expanding hole’ is an illusion new to science, strong enough to prompt the human eye pupils to dilate in anticipation of entering a dark space. CREDIT: Laeng, Nabil, and Kitaoka
The ‘expanding hole’ is an illusion new to science, strong enough to prompt the human eye pupils to dilate in anticipation of entering a dark space. CREDIT: Laeng, Nabil, and Kitaoka