Let's Take A Closer Look

Explaining complicated subject matter simply since 1986

Why Do We Yawn?

Why Do We Yawn?

New Yorker writer Maria Konnikova tells us how in 1923, neurologist Sir Francis Walshe noticed some interesting things involving yawns and motor reflexes. They led him to conclude that yawning was an act outside our conscious control, deep down where our lizard brains...