Carnegie Mellon University

Psychology & Psychiatry

'Smiling eyes' may not signify true happiness after all

A smile that lifts the cheeks and crinkles the eyes is thought by many to be truly genuine. But new research at Carnegie Mellon University casts doubt on whether this joyful facial expression necessarily tells others how ...

Biomedical technology

3-D bioprinted heart provides new tool for surgeons

Professor of Biomedical Engineering Adam Feinberg and his team have created the first full-size 3-D bioprinted human heart model using their Freeform Reversible Embedding of Suspended Hydrogels (FRESH) technique. Showcased ...

Neuroscience

Meditation for mind-control

Carnegie Mellon Biomedical Engineering Department Head Bin He and his team have discovered that mindful meditation can help subjects learn and improve the ability to mind-control brain computer interfaces (BCIs).

Pediatrics

Machine learning models identify kids at risk of lead poisoning

Machine learning can help public health officials identify children most at risk of lead poisoning, enabling them to concentrate their limited resources on preventing poisonings rather than remediating homes only after a ...

Diseases, Conditions, Syndromes

Molding masks against coronavirus

Amid the current coronavirus pandemic there is a shortage of protective masks, especially the very protective N95 mask. In response, America Makes, a national accelerator for additive manufacturing and 3-D printing, created ...

Neuroscience

How the brain's internal states affect decision-making

At Carnegie Mellon University, Biomedical Engineering's Matthew Smith and Byron Yu, along with former Ph.D. student Ben Cowley (Ph.D., School of Computer Science '18), have studied the neural basis through which internal ...

Diseases, Conditions, Syndromes

Self-isolation may increase susceptibility to COVID-19

Months of self-isolation and social distancing have taken their toll. Sheldon Cohen, the Robert E. Doherty Professor of Psychology at Carnegie Mellon University, has produced a body of research that suggests that interpersonal ...

Psychology & Psychiatry

New study examines recursive thinking

Recursion—the computational capacity to embed elements within elements of the same kind—has been lauded as the intellectual cornerstone of language, tool use and mathematics. A multi-institutional team of researchers ...

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