Cleopatra's Needle, which is now located at Central Park in New York was once part of a sundial.
Only 25 cm of water is sufficient to move heavy objects, even cars.
A man in Minks came in to the subway with a remote control and switched to a channel with cartoons so kids could watch cartoons while waiting for the train.
The first personal computer was made in January 1975 in the company MITS in New Mexico. It cost about 395 US dollars, and customers had to assemble it by themselves. It was called the Altair 8800.
The candle flame is blue at the bottom because of the oxygen intake and yellow at the top because it burns it there.
Wolfgang Amadeus Mozart is considered one of the most prolific composers of classical music. By the time he reached thirty-five, he wrote about a thousand compositions.
