Under dim lighting, staring continuously at one's reflection can produce surprisingly strange visual distortions. Some people report facial features appearing altered or unfamiliar.
Researchers have studied this as the...
That sudden sensation of falling followed by a body jerk is called a hypnic jerk or sleep start. It usually happens during the transition from wakefulness into sleep. A leg, arm, or even the entire body may suddenly twitch, sometimes accompanied...
Simply imagining throwing a ball, playing an instrument, or performing a movement can activate parts of the brain involved in actually performing that action. This is why mental rehearsal is used by athletes, musicians, and performers...
During a comfortable conversation, people may begin matching each other's posture, gestures, E×ρréššions, or speaking patterns without noticing. This phenomenon is sometimes called the chameleon effect. It can occur automatically and is...