More than 2,500 left-handed people die each year worldwide due to the use of equipment designed for right-handed people.

Electric saw is the deadliest item of all

There are more trees on Earth than there are stars in our galaxy.

Every minute, more than 6,210 tonnes of carbon dioxide are released into the Earth's atmosphere.

The heartbeat is produced by the heart valves as they open and close.

It wasn't until 2018 that Saudi Arabia allowed women to get a car licence.

Music can restore lost memories.

Bulls is not annoyed by the colour red. He doesn't like having something waved in front of his nose.

The Russians arrived 14 days late to the 1908 Olympics because they were using the wrong calendar.

Hedgehogs are the oldest mammals.

In ancient Greece, throwing an apple at someone was done to declare one's love.

The octopus has three hearts and blue blood.

In the USA, it is not customary to pay for a girl in a restaurant. It's considered male superiority over women.

The female brain gathers information 5 times faster than the male brain.

Caffeine's molecule is similar to that of cocaine, and heroin.

A giraffe needs only 2 hours of sleep a day, whereas a brown bat needs 20 hours a day.

Earth is the only planet in our solar system not named after ancient gods.

Clouds look so light and weightless, but the average cloud actually weighs around 500,000kg.

Smokers are four times more likely than non-smokers to complain of feeling tired in the morning and are 70% more likely to have hearing problems.

Only 15% of people can brush their teeth with both hands.

The hippopotamus can open its mouth incredibly wide, forming an angle of 150 degrees.