LEDs have become the world-leading light source in recent years due to their highly efficient designs and wide-ranging capabilities, but what they are and how they work is not widely understood.

Synaesthesia is a psychological and neurological condition that results in the merging of senses that aren't normally connected. Someone with synaesthesia may hear colour or see sound.

Tetrachromacy is a rare eye condition that allows for increased colour vision. Where the average human can perceive around one million colours, a tetrachromat can see ten times that!

As summer approaches, it’s important to remind ourselves of what we should be doing to protect our sight. UV radiation, whether from natural sunlight or artificial UV rays, can seriously damage our eyes.

The answer to the question 'what is colour?' may seem simple on the face of it, but did you know that our eyes can only actually detect three colours: red, green and blue?

During the last few years of the Dutch postimpressionist painter's life, his art was often characterised by halos and the colour yellow. Critics have attributed this to all manner of possible causes, but was an eye condition to blame?

University College London experts analysed the health records of almost 500,000 people and discovered that low to moderate alcohol consumption was linked to a lower risk of needing cataract surgery. Particularly when the drink of choice is red wine.

Lighting is an excellent communicator that enables filmmakers to speak to us, the audience, more effectively. It creates a visual mood and sense of meaning in ways that we may not ever have realised when watching our favourite films.

Does eating carrots help you see in the dark? Does dark chocolate improve vision? Debunking and investigating.

Now that the clocks have sprung forward and we get to enjoy longer, lighter days, it’s worth looking into all the positive benefits this additional sunlight has on our health and well-being.