Mystery of déjà vu explained Scanning the brains of people experiencing déjà vu suggests that the phenomenon is a sign of a healthy brain that forms accurate memories. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts What Is The Speed of Dark? The Gendered Brain Is Human Waste the New Coal? What If Earth Were to Spin 20x Faster How Big Can a Human Being Get? How Does a Gas Pump Know When to Stop Pumping?