A Harvard Kennedy School and NBER study finds that AI-based leadership tests strongly predict human leadership performance, with a high correlation of 0.81. The research suggests AI agents can ...

Donald Trump's claims about acing a cognitive test have sparked renewed interest in presidential intelligence. While Trump boasts of a perfect score, there's no official IQ for him. The article ...

In this visual illusion picture, a butterfly is hidden in plain sight among the flowers. Only the sharpest eyes can spot the butterfly in 7 seconds. Can you? Test your observation skills now!

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