The cephalopod cuttlefish has passed a famous psychological “marshmallow” test designed to gauge the propensity for delayed gratification in children. The findings indicate that these sea creatures ...

Cuttlefish — and cephalopods in general — are known to be the most intelligent of the invertebrates. They’ve got big old brains and their senses are pretty extraordinary. We know they’re smart, but a ...

An eye-opening experiment on cephalopods reinforces why it is so important for us to not underestimate animal intelligence. A study published in 2021 presented cuttlefish with a new version of the ...

Delayed gratification — the ability to sacrifice an immediate reward for a more valuable one in the future — can tell us a lot about intelligence. While once believed to be a uniquely human trait, ...

The marshmallow test is a famous test where young children are given one marshmallow and told that if they don’t eat it for a set amount of time (or until the adult who gave it to them returns), they ...

Editorial: The marshmallow test is one of the best demonstrations of humans struggling to opt for delayed reward over instant gratification. Children are asked to sit with a marshmallow in front of ...

The Marshmallow Test, a landmark study by psychologist Walter Mischel in the late 1960s and early 1970s, provided groundbreaking insights into delayed gratification and self-control. In this test, ...