Psychology Today | 11.01.2026 00:12
Imagine sitting in a quiet house and hearing a faint sound. On its own, you might barely notice it. Now imagine that same sound paired with a small movement in your peripheral vision. Neither signal is strong. But together, they demand attention. Your brain snaps into alert; the world doesn't just suddenly get loud. Instead, uncertaintyskyrockets. Something is happening, and your brain wants to know what.
