Pupil size in sleep reveals how memories are sorted and preserved

The eyes may be the window to the soul, but the pupil is key to understanding how, and when, the brain forms strong, long-lasting memories, Cornell researchers have found.

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Cornell’s Information and Decision Science Laboratory is designing a better – and safer – future for transportation with the help of a 20-by-20-foot “smart” scaled city and a fleet of small motorized cars, drones, cameras and virtual reality technology.

In The News

The Independent

Article highlights research from Cornell which shows that contracted pupils during sleep may indicate the brain is replaying new memories. At the same time, a dilated one may hint at older memories being relived.

Boston Globe

Risa Lieberwitz, professor of labor and employment law, says “They don’t just happen out of the blue. They happen because there is an ongoing problem of governance, respect for academic freedom, addressing financial issues, or just because the faculty feels ignored.”

The Washington Post

Kaitlin Woolley, associate professor of marketing and communication, says “If it’s not rewarding in the short term, they are unlikely to follow through on them. The best motivator is when people find the immediate experience rewarding.” 

Newsweek

“Microplastic human uptake, as a direct environmental consequence of post-consumption plastic waste in the current industrialization era, is a novel concept and a newly discovered phenomenon worth further investigation,” says Fengqi You, professor of engineering.

Gizmodo

Coverage of new VR technology from researchers aptly named MouseGoggles.

The Wall Street Journal

Corinna Loeckenhoff, professor of psychology, says “People put so much emphasis on living more in chronological years. People should ask themselves: Why do they want to live longer? What activities that matter to them would they want to spend those extra years on?”