Looking To The Future Stepping into sunlight, flicking on a light, turning on your computer, phone or other digital device, all these things cause your eyes to be exposed to visible, and invisible, light rays. Sunlight contains red, orange, yellow, green and blue light rays. Light moves as waves of different lengths: some are short with more energy, making bluer light, and some are long, with less energy, making redder light. As sunlight reaches our atmosphere, molecules in the air scatter the bluer light but let the red light pass through. We see the sky as blue because the shorter, smaller waves
Read More