Why do we laugh?

Laughter: It’s something all of us do. Are there any scientific benefits to this act? Laughter is part of the universal human vocabulary. All members of the human species understand it. Unlike English or French or Swahili, we don’t have to learn to speak it. We’re born with the capacity to laugh. We laugh when…

What is Deja Vu?

Déjà vu is a French term which literally means ‘already seen’. As the name suggests, it is a strange feeling that the current situation has happened before. It is an experience in which places seem familiar, although you have visited that place for the first time!! One of the prevailing theories suggests that sometimes, visual…

Why do we have nightmares?

Dreams are hallucinations that occur during certain stages of sleep. They’re strongest during REM sleep, or the rapid eye movement stage, when you may be less likely to recall your dream. Dreams that help you deal productively with emotions, memories and other information may seem very helpful. The occasional nightmare is considered a dream that’s simply more frightening…

Why do we dream?

The human brain is a very mysterious thing. Most people dream, even if they can’t remember them. We know this because scientists have tracked the brainwaves of people when they’re sleeping and proved by studying the ‘Rapid Eye Movement’ of humans, which shows their brains are busy doing something. Interestingly, it is said that dreams…