Wild Asian elephants display unique puzzle solving skills

Individual innovation is considered one sign of intelligence within species, and elephants are among the animals that researchers have long taken an interest in because of their sophisticated approach to problem solving. ...

Cognitive effort investment: Does disposition become action?

In a recent study conducted by the Collaborative Research Centre 940 Volition and Cognitive Control of Dresden University of Technology, psychologists systematically related the trait cognitive effort investment to actual ...

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