It's something many of us regularly think about - what happens when you're about to die? Now, scientists have revealed the ...

Even after we have been declared clinically dead many people are aware they have died as their consciousness emits a short ...

Scientists have explored near-death experiences of those revived after cardiac arrest, and the findings reveal the chilling ...

Cardiac arrest survivors report hearing their own death announced after being revived - and scientists say the brain can ...

New research suggests the loss of the corneal reflex — a classic marker of brain death — could help clinicians make more ...

Objective Pupillary light reflex (PLR) metrics are enhanced in adolescents with concussion. It is not known if these PLR metrics in concussed adolescents return back to the normal range at recovery.

Using a pupillary pain index (PPI) to guide opioid titration at the end of ear‑nose‑throat (ENT) surgery failed to reduce total postoperative opioid consumption or overall pain scores during the first ...

A bioinspired robotic eye can automatically adjust its pupil size in response to changing light levels, enabling it to recognize objects even in unevenly lit or overexposed environments. Scientists ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

For over a century, scientists believed that light, focus distance, and cognitive effort were the main forces behind changes in pupil size. But a new discovery adds breathing to that list. Researchers ...