The human brain actively keeps "learning" in balance by holding on to what matters and letting go of what does not.

You might say it’s just a pigment of your imagination ...

Add Yahoo as a preferred source to see more of our stories on Google. What color is a tree, or the sky, or a sunset? At first glance, the answers seem obvious. But it turns out there is plenty of ...

This short uses a color wheel, a white dot, and a countdown to create a strong visual afterimage effect. The viewer is told ...

Even though the human visual system has sophisticated machinery for processing color, the brain has no problem recognizing objects in black-and-white images. A new study from MIT offers a possible ...