Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

A human eye has more than a million light-sensitive ... To develop learning further, students could explore how our eyes see colour in different lighting conditions. Students could be asked ...

The book does not include color figures, presumably to keep the ... Chapter 1, "The formation of the human eye," focuses on overall eye embryology, whereas most of the other chapters have sections ...

Well, it turns out that the hue of your rheum can reveal a lot more about your health than you’d expect ― so we thought we’d share what each colour means. Your eye has something called a ...

In this film, Dr Ben Price explains the intricate workings of human eyes. By comparing our eyes to those of dragonflies, he reveals humanity's unique way of seeing. 1. The image projected onto the ...