Psychologists used a sleight-of-hand trick called the French drop, in which an object appears to vanish when a spectator assumes it is taken from one hand by the hidden thumb of the other hand. The ...

This trick required the scientists to put food in one hand, and present that hand to each individual monkey. Clayton (a professor of Comparative Cognition at the University of Cambridge and a Fellow ...

Monkeys with hands that resemble ours fall for a sleight-of-hand magic trick, but those without opposable thumbs aren’t fooled. These differences illustrate how primates’ expectations of the actions ...

A Humboldt’s squirrel monkey is fooled by the “French Drop” magic trick. Credit: E. Garcia-Pelegrin et al., 2023 The key to a successful sleight-of-hand magic trick is how well a magician manipulates ...

Sleight of hand expert Ben Seidman is back with Vanity Fair to review more sleight of hand tricks, pickpocketing and psychological magic in films including 'The Wonderful Story of Henry Sugar,' 'Shade ...

ON THE first day of clown school, Alex Stone wondered where his life had gone wrong. “The other members of my peer group were professors and doctors and corporate lawyers,” he writes. “Not me. I was ...

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Sleight of hand expert Ben Seidman reviews and demonstrates sleight of hand tricks, pickpocketing, and psychological magic in films including 'Ocean's 8,' 'My Cousin Vinny,' 'The Recruit,' 'Focus,' ...

An illusion involving a hidden thumb confounds capuchin and squirrel monkeys for the same reason it does humans -- it misdirects expected outcomes of actions they can carry out. However, marmosets ...