To study the health effects of coffee, King Gustav III of Sweden commuted the death sentences of a pair of twins on the condition that one drank 3 pots of coffee and the other tea for the rest of their lives.

On April Fool’s day in 1976, BBC convinced many listeners that a special alignment of the planets would temporarily decrease gravity on Earth. Phone lines were flooded with callers who claimed they felt the effects.

Scientists believe there is a ninth planet in our solar system that is roughly 10 times larger than Earth. They haven’t been able to locate it yet but they know it’s there because of its gravitational effects on other objects.

Drug companies often use two narrators in their commercials. A stern and confident voice is used to describe the benefits of the drug, while a calm and soothing voice is used to describe the harmful side effects.

In 1982, the Motion Picture Academy refused to nominate TRON for the special effects’ Academy Award, because they said the movie’s use of computer-generated images was ‘cheating’.