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Learn super fun magic: Make coins float on the water
The coins in the world are all made of metal. But already metal, of course, cannot float on the water, because the metal has a much higher specific gravity than water.
Coin
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Articles about Coin
213 published items.
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Effective heat protection for computers in coins
A Japanese guy devised a unique heat dissipation method for laptops with coins.
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Interesting experiment
After plugging in an iceberg, the coin suddenly vibrated violently. Why?
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Why is a portrait on a coin a half-face image on paper money that is face-to-face?
As early as the 7th century BC, the first coins were produced in the Lydia region with decorative bulls or lions.
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How do vending machines distinguish coins?
Although it was born in the early 19th century, but you really know
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Science overcomes the most used tricks in magic
Each magic item is a process that affects the brain, the perception of the audience, bringing about extremely interesting experiences.
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33 interesting facts of USD power currency
Do you know that if there is only half of the dollar, you will be able to exchange a new currency intact.
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Coins made from special materials
Before being made of current common materials such as metal, paper or plastic ... the coins of some countries were made from bottle caps, squirrel skin, salt, even potat…
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Top 5 German Nazi secrets have been discovered
The collection with more than 1,200 paintings of world-famous famous artists worth one billion USD is one of the newly discovered German fascist treasures.
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Strangely, the nose was chiseled, stuffed with coins to make himself bad to avoid being kidnapped
In India there is a strange tribe that chisels two holes in the nose and stuffs coins to mark their maturity and helps them become
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The most beautiful paper coins in the world
The tiny island nation of Trinidad and Tobago, located off the Venezuelan coast, has been honored by the International Association of Banknotes IBNS as the country with…
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Create city from 50,000 coins
Painter He Peiqi, Chongqing, China built a microcosm of his homeland carefully to detail, using 50,000 coins of all kinds and agate stones.
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Secrets of producing US dollars
There are strict standards and regulations in the production of the world's most popular coins, from ink color selection and printing to security, but not everyone knows.
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10 interesting things few people know about paper money
Money is what people use every day, but not everyone knows all the interesting stories around the notes.
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The 30 obvious facts are often misunderstood (1)
Today, with the development of science and technology, many mysteries in the past have been answered by humans.