When Nick Watkins was a child, he pasted articles about space exploration into scrapbooks and drew annotated diagrams of rockets. He knew this because, years later, he still had the scrapbooks, and ...

(NEXSTAR) – How vivid is your mind’s eye? If you were to try to picture an apple right now, can you see it? The shape, the color, the skin, the stem? Or is there no picture at all? Aphantasia, a ...

Some people can't form mental images. Here's what scientists are learning about the condition known as aphantasia—and why it's less rare than you think. The "apple test"—asking participants to close ...