REM sleep enhances emotional memories, study shows

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Sleeping on a train

Witnessing a car wreck or encountering a poisonous snake are scenes that become etched in our memories.

But how do we process and store these emotional scenes so that they’re preserved more efficiently than other, more neutral memories?

In a new study published recently in “Frontiers in Integrative Neuroscience,” University of Notre Dame researchers Jessica Payne and Alexis Chambers found that people who experienced rapid eye movement (REM) sleep soon after being presented with an emotionally-charged negative scene — a wrecked car on a street, for example — had superior memory for the emotional object compared to subjects whose sleep was delayed for at least 16 hours. Read More

Notre Dame’s Reilly Center highlights emerging ethical dilemmas and policy issues in science and technology

Author: William G. Gilroy

John J. Reilly Center for Science, Technology and Values

As a new year approaches, the University of Notre Dame’s John J. Reilly Center for Science, Technology and Values has announced its inaugural list of emerging ethical dilemmas and policy issues in science and technology for 2013.

The center aimed to present a list of items for scientists and laypeople alike to consider in the coming months and years as new technologies develop. It will feature one of these issues on its website each month in 2013, giving readers more information, questions to ask and resources to consult. Read More