A surprising phenomenon sometimes occurs to people who have lost a hand. Soon after the hand is lost, they report that they can feel it again, this time when something touches the side of their face. A neurologist can lightly touch different areas on the cheek, for example, and the person will say it feels as if two spots were being touched simultaneously. One on their face, and one on their missing hand. Learn more on this Moment of Science.
Try standing on one foot. Not so hard, you say? Try it with your eyes closed. Now that’s much harder! Learn more on this Moment of Science.
Do you think you've seen a ghost, or an alien, or God? Or have you had an out-of-body experience? Learn more on A Moment of Science.
At the University of California , David Julius and his research team have been making some interesting discoveries involving tongue receptors and a substance contained in chili peppers. They found that this substance activates the same receptors that senses heat.