Laser speckle contrast imaging (LSCI) and imaging photoplethysmography (IPPG) are two simple, contact-free, camera-based ways to analyse cerebral ...

Pinhole pupilloplasty is a surgical procedure that aims to narrow the pupil to pinhole size to impart greater depth of focus ...

Scientists in China have performed an experiment first proposed by Albert Einstein almost a century ago when he sought to ...

Laser weapons are transitioning from science fiction to battlefield reality, offering precision strikes, silent kills, and ...