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
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Every time you sneeze some of your brain cells die.
113
Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
183
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252