What is Deja Vu?

Scientists think déjà vu might be a hiccup in the process of memory consolidation. Instead of sending a memory to long-term storage, the brain shuttles it to a different destination and we’re left with the feeling that we’ve been here before. Uncovering how déjà vu works might help researchers develop treatments for epilepsy.

This video is from the 2018 Brain Awareness Video Contest.