In the year 0, the Earth was populated by around 300 million people; 1000 years later, the world’s population had grown by 10 million, but after the Middle Ages, growth accelerated. In 1500, the number was 500 million and in 1800 it was one billion. In 2007, there were approximately 5.8 billion people on earth and in 2009 we had reached 6.5 billion.
Rising IQ
Scientists have found that the intelligence quotient (IQ) of humans has increased dramatically. People who 100 years ago were considered normal would today have an IQ below average.
Transformation from airliner to bomber?
In 1913, Igor Sikorsky had developed a four-engine passenger plane Ilya Muromets for 16 passengers, with a bathroom. At the outbreak of war, the planes were converted into strategic bombers and could bomb Germany relatively unhindered. Eventually, German fighters posed a threat to the bombers and in 1916 they were withdrawn.
How big is the world’s largest ball of plastic film?
The world’s largest ball of plastic film, Wranny, had a circumference of 137 cm and weighed 20.4 kg in February, 2003. It was/is made by Canadian chef Andy Martell and continues to grow bigger.
Puck-Man or Pac-Man?
PAC-MAN was originally going to be called PUCK-MAN, but it was changed because scratching the P would give it a more unfortunate meaning.
Do men prefer women to take the initiative?
A study from Australia in 1999 showed that 60% of men preferred the woman to take the first initiative for sex.
How many people in Denmark are hard of hearing?
It is estimated that approximately 500,000 people in Denmark have hearing loss.
Where does the word vaccination come from?
The word vaccination comes from the Latin word vacca, which means cow.
