UC Berkeley scientists claim to have unlocked a never-before-seen colour called 'Olo' by stimulating individual M-cones in ...

"Olo" is said to be a saturated blue-green or teal colour - but some say the perception of the colour is "open to argument".

The color has been has been described as 'dazzling' by one of the select few who were lucky enough to witness it ...

Browse these 8 Visible promo codes to save on your mobile plans, handsets, accessories & more. All coupon content is created by TechRadar. We may earn a commission if you buy through our links.