These are the Colours Your Eyes Can’t See

These are the Colours Your Eyes Can’t See It is quite common that we humans assume the so-called colour spectrum contains all the colours that exist in the world. And that’s true – that is, all the colours that exist in the human world. In reality, there are lots of colours that are simply not perceptible by the average human eye. For the sake of most arguments, colour is simply considered the range of light across the electromagnetic spectrum that…

Debunking the most common eye myths

Debunking the most common eye myths Ideas about how our eyes work have undergone many changes throughout history. In ancient Greece, for example, Plato’s “emission theory” suggested that we emit beams of light from our eyes in order to illuminate and see objects. Another Greek, Empedocles, believed that Aphrodite made the human eye out of the four elements — fire, air, earth, and water.  She then made sight possible by lighting the fire in the eye and allowing it to shine…