Déjà vu is a feeling of experiencing a past situation in the present. This feeling may occur when your mind associates similarities between current and previous events.

Specialized cells in the inner ear turn vibrations in the air into what we perceive as sound. However, over time or after prolonged exposure to loud noises, these cells can become damaged and die, leading to hearing loss.

People with akinetopsia, or “motion blindness,” instead see the world as a series of freeze-frame images.

Scientists think déjà vu might be a hiccup in the process of memory consolidation.

While you dream, your body is temporarily paralyzed. Sometimes this inability to move persists even after you've woken up.

Many people are surrounded by music throughout much of their everyday lives. What’s happening in our brains as we’re listening to music?

Afterimages -- what are they, and how are they generated by the color vision system of the brain?

Taylor Joel Woodward, a post-baccalaureate research assistant at the University of Colorado Anschutz Medical Campus

Genes, hormones, and gender identity can shape our brains, but many studies of sex differences in the brain fail to account for these factors.

For better or worse, everything you experience changes your brain.