You walk past a bakery. For one second, you smell something familiar. Suddenly you are eight years old again. You remember a kitchen. A person. A holiday. Maybe even a feeling you
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Try reading this article without yawning. That sentence may already have made you think about doing it. Someone across the classroom yawns. A few seconds later, another person yawns. Then someone else
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You are brushing your teeth. Everything is peaceful. Then your brain decides to play seven seconds of a song. Again. And again. And again. Congratulations. You have an earworm. Scientists have a
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