This video showcases seven visual pen tricks that transform an everyday object into a fast-paced display of simple but ...

Easy visual magic tricks work because they take advantage of how your brain processes attention, movement, timing, and ...

Think you can trust your eyes? Think again. What feels undeniable at first glance is sometimes a surprise, an illusion, or an invisible trick. Ordinary images, patterns, and shapes are windows into ...

Ten years ago, while walking down the stairs, my daughter fell ten steps, hit her head on a sharp edge and landed bleeding and twisted on the floor. She then convulsed and foamed at the mouth. Thank ...