neuroscience Alice in Wonderland Syndrome is a bizarre brain condition where your perception of the world is wayyyy off David Pescovitz

illusions Astounding audio illusion reveals why our ears—and our perception—can't be trusted David Pescovitz

optical illusions Mindbending optical illusion: Which of these buses is going faster? David Pescovitz

family Best real binoculars for kids David Pescovitz

optical illusions This mind-melting optical illusion is called the Hermann Grid David Pescovitz

optical illusions This optical illusion of spinning rings will mess with your mind David Pescovitz

optical illusions Check out this stunningly strange double optical illusion David Pescovitz

Science These are the best optical illusions of 2021 David Pescovitz

photography This is not a color photo but rather an astonishing optical illusion David Pescovitz

movies Horror movie directors use these fascinating tricks to scare the hell out of you David Pescovitz

optical illusions More on the Ames window illusion Gareth Branwyn

facial recognition Are you a super-recognizer? Take this test Mark Frauenfelder

Science Watch World Science Festival's psychedelics panel Andrea James

AI Which face is real? Rob Beschizza

illusions Freak out on this fantastic hand illusion David Pescovitz

DRONES Watch this drone dodge soccer balls hurled at it David Pescovitz

Science Enjoy this strange new audiovisual illusion from Caltech scientists David Pescovitz

Kids Watch how to make a pixellated avatar using an actual photo Andrea James

Audio Neat audio illusion explained using that annoying Smashmouth song David Pescovitz

Science Your perception of this graph is a graph of your perception David Pescovitz