A curious mind will always need answers to folklores, theories, beliefs and depictions. An inquisitive mind who has seen James Cameron’s movie Avatar has always…
When blue light hits a molecule called retinal, it triggers a cascade of chemical reactions that could be toxic to the cells in the eye’s…
Your eyes aren’t blue (or green) because they contain pigmented cells. As Paul Van Slembrouck writes for Medium, their colour is actually structural – and…