Nearsightedness (myopia) is skyrocketing globally, with nearly half of the world’s population expected to be myopic by 2050, according to the World Health Organization. Heavy use of smartphones and ...

A growing body of research points to dim indoor environments and prolonged screen use as twin drivers behind a sharp global increase in nearsightedness, particularly among children. Large-scale ...

Apple has filed for a patent (number US 20230324690 A1) for “supplemental illumination” on the upcoming Vision. The US$3,499 (and up) Spatial Computer is due in early 2024. Apparently, it will only be ...

Colour discrimination is based on opponent photoreceptor interactions, and limited by receptor noise. In dim light, photon shot noise impairs colour vision, and in vertebrates, the absolute threshold ...