f.lux

You should avoid overhead fluorescent light as much as possible between 10pm and 4am because this light will reduce your melatonin level, causing you to have trouble falling asleep and staying asleep (you should instead use soft lamps and dim screens to avoid straining your eyes). If you watch the afternoon sun from sunset in the afternoon, you can... See more

When using our devices, we’re pulled into and solely focused on the glowing world that exists on the screen. We lose both an awareness of self and of the real world context surrounding us. This extension aims to disrupt that trance and remind you that you are here and your computer is there and you are just staring at it and... wow is that really w... See more

Half a century before Goethe devised his theory of color and emotion, Nightingale notes the invigoration produced by warm, bright colors and the wearying effects of long hours spent looking at deep, cool shades as she offers her remedy for nervous prostration and burnout