Brains of ‘supernormal’ seniors seem to resist damage

Brains of ‘supernormal’ seniors seem to resist damage

Scientists are studying a small group of older adults with excellent memories called “supernormals” to determine their risk for Alzheimer’s. They compared them to older adults at high risk for developing Alzheimer’s disease, and a healthy control group. They specifically measured functional connectivity—the connection among spatially separated structures of the...

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Preschool math should go beyond numbers

Preschool math should go beyond numbers

New research finds that children’s math knowledge in preschool is related to their later achievement—and that early curricula could use some edits. “Counting, calculating, and understanding written numbers already get a lot of attention from teachers and parents, for good reasons,” says Bethany Rittle-Johnson, professor of psychology and human development...

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To predict baby’s first words, look at what they see

To predict baby’s first words, look at what they see

A baby’s most likely first words are based upon their visual experience, report researchers. Drawing on theories of statistical learning, researchers found that the number of times an object enters an infant’s field of vision “tips the scales” in favor of associating certain words with certain objects. “We think that...

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