hippocampus

Brain cells: Special neurons may signal when to start new memories

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Recordings from electrodes in people’s brains reveal that certain neurons in the hippocampus show a burst of activity to mark the boundary between different events Mind 7 March 2022 , updated 7 March 2022 By Clare Wilson Illustration of neurons in the hippocampus KATERYNA KON/SCIENCE PHOTO LIBRARY A newly discovered kind of brain cell involved … Read more

Human brain: We may not be able to grow new neurons after we enter adulthood

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Several recent studies have led to the suggestion that humans can grow new neurons in some parts of the brain as adults, but the idea is being questioned after a close look at RNA in brain cells Mind 16 February 2022 By Jason Arunn Murugesu Conceptual illustration of a neuron Shutterstock/Rost9 Adults may be unable … Read more

Brain development: Giving low-income US families $4000 a year boosts child brain activity

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Poverty has been linked with changes in child brain development, and a scheme to give $333 a month to low-income families improved brain activity in a child’s first year Health 24 January 2022 By Jason Arunn Murugesu Improvements in brain activity related to increased family income can be seen in children as young as 1 … Read more

Welfare: Children’s brains are bigger if they receive more generous benefits

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The size of a child’s hippocampus can be limited by stress, and US state welfare schemes that give families $500 a month or more are linked to a reduction in this association Humans 20 December 2021 By Jason Arunn Murugesu Illustration of the hippocampus in a child’s brain Science Photo Library / Alamy Higher payments … Read more