Ophthalmology

First-of-its-kind model could inform design of lens implants

Older adults who hold reading material at arm's length to bring it into focus are actually taking on the work that their eyes once did. It's a literal lack of accommodation: the process by which the eye's lens normally morphs ...

Medical research

Pupils reveal 'aphantasia'—the absence of visual imagination

The study, led by researchers from UNSW Sydney and published in eLife, found that the pupils of people with aphantasia did not respond when asked to imagine dark and light objects, while those without aphantasia did.

Biomedical technology

Mapping complex variability onto intricate virtual models

Anybody who has ever seen a picture of a brain knows that it's not a simple smooth oval; it's more like a tangle of fat worms. But when researchers seek to predict and understand its physical and electrical behavior, they ...

Oncology & Cancer

New study uses artificial intelligence to detect colorectal cancer

A Tulane University researcher has found that artificial intelligence can accurately detect and diagnose colorectal cancer from tissue scans as well or better than pathologists, according to a new study in the journal Nature ...

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