
Inner speech can clock in at 4,000 words per minute, 10X faster than verbal speech.

Mantis shrimps’ eyes are more evolved than those of humans: they have four times as many color receptors and can see UV, visible and polarized light.

One in three newlyweds say their spouse’s spending habits are different than what they expected, according to a U.S. survey.

In 1795, Napoleon offered a 12,000-franc prize to anyone who could invent a way to preserve food and make it portable. A Parisian confectioner spent 15 years experimenting and won the prize.

Lions and tigers are so closely related that if you shaved them you wouldn’t be able to tell them apart. Their body structure is so similar only experts can tell them apart.

Lawrence of Arabia’s death is largely responsible for the introduction of motorcycle helmets.