An annoyed camel will spit at a person.

The giant squid has the biggest eyes of any animal: its eyes measure 40 cm (16 in) in diameter.

Fish and insects do not have eyelids – their eyes are protected by a hardened lens.

Domestic cats purr at about 26 cycles per second, the same frequency as an idling diesel engine.

Mammals are the only animals with flaps around the ears.

The surface of hot water freezes faster than cold water but the rest of the water will remain liquid longer than in a cold sample.

Liquid air looks like water with a bluish tint.

Industrial hemp contains less than 1% of THC, the psychoactive component of marijuana.

In a desert, a mirage is caused when air near the ground is hotter than air higher up. As light from the sun passes from cooler to warmer air, it speeds up and is refracted upward, creating the image of water.

Radio waves travel so much faster than sound waves that a broadcast voice can be heard sooner 18,000 km away than in the back of the room in which it originated.

The Wright Brother tested the first aeroplane in a wind tunnel before flying it.

The Ilyushin-76TD is the world’s largest waterbomber.

The Egyptians created the first organized navy in 2300 BC.

The first train reached a top speed of only 8 km/h (5 mph).

Traffic jams are nothing new. In 45 BC, Rome banned all vehicles from within the city – and in other cities vehicles, including horses, were allowed only at night… because of traffic jams.

Jean Genevieve Garnerin was the first female parachutists, jumping from a hot air balloon in 1799.

In 1898, one of the first programmes to be broadcasted on radio was a yacht race that took place in British waters.

A baseball ball has exactly 108 stitches, a cricket ball has between 65 and 70 stiches.

Bill Klem served the most seasons as major league umpire – 37 years, starting in 1905. He also officated 18 World Series.

Ferenc Szisz from Romania, driving a Renault, won the first Formula One Grand Prix held at Le Mans, France in 1906.

Revelation, written about 95 AD, is the youngest book in the New Testament.

The Slavonic Orthodox Church has twice as many adherents as the Baptist Church.

The shortest verse in the NIV Bible is John 11:35: “Jesus wept.”

Seven suicides are recorded in the Bible.

Almonds and pistachios are the only nuts mentioned in the Bible.