731. Yawning to have someone else’s yawn is a normal phenomenon, despite not feeling exhausted or asleep. One of the myths regarding its infectiousness is that people ‘catch’ it to express empathy.

732. Healthy relationships play a bigger role in resilience, or the ability to rise above a traumatic childhood, than does independent determination.

733. According to Paul Reber, Professor of Psychology at Northwestern University, the human brain can store an estimated 2,500,000 gigabytes. That’s equivalent to 300 years worth of TV shows.

734. Being able to quickly access information—i.e. via our borderline invincible Internet—actually makes it harder to remember. The harder we work to access data, the more likely we are to remember.

735. When intoxicated, the brain is incapable of forming memories. So no, you didn’t “forget” what happened last night. The memory simply was never formed.