Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
You can start a fire with ice.
367
Each day, there are over 120 million sexual intercourse taking place all over the world.
301