LED and QLED are both LCD TVs but the main difference between them is the key difference that helps one deliver a better picture.

Scientists have developed a powerful new dual-imaging tool that maps the retina’s structure and oxygen use in unprecedented ...

Homeland Security Secretary Kristi Noem said the NFL will not be “able to sleep at night” over its decision to pick Puerto ...

This optical illusion reveals your critical thinking style: spotting the person first shows a detail-focused mind, while seeing the face highlights big-picture thinking. What you notice first reflects ...

The retina consumes oxygen at one of the highest rates of any tissue in the body, and disruptions in its oxygen supply are ...

OCT uses low-coherence interferometry, in which light reflected from internal microstructures is compared to a reference arm.