The duck-rabbit illusion, originating from a German magazine in 1892 and later referenced by Wittgenstein, demonstrates how ...

A mind-bending optical illusion is challenging internet users to test their observation skills. The viral image conceals an ...

The trick that plays with awareness of one’s own limb appeared to fool all six of the cephalopods tested in a series of ...

Like humans, octopuses can fall for the rubber hand illusion and believe that a fake arm is theirs. This suggests they have a ...

Octopuses can be tricked into thinking that a fake arm is part of their body, suggesting they have a sense of body ownership ...