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If someone handed you a lost wallet, what would you do with it? Would you try to find its owner, or would you keep it? Some researchers recently studied this question. They conducted a "lost wallet" experiment. Thousands of people in 40 different countries took part in it. The researchers acted like tourists who found a lost wallet. Then, they gave the wallet to people working in public places, ..

Emojis are cartoon images of faces, objects, and symbols. People use them in message on computers and smartphones. Computer programmers invented emojis in 1999. Originally, there were few options and little variety. Now, there are more than 2,900 emojis. Every year, new images are introduced on World Emoji Day, which falls on July 17. This year, 60 new emojis were added to smartphones. This year..

In recent months, a series of protests has hit Hong Kong. The ongoing struggle may affect the future of the city. Hong Kong has an unusual history compared to other Chines cities. For over 150 years, it was actually a British colony. Because of this, the city is heavily influenced by Western culture and values. In 1997, the British returned Hong Kong to China. However, the port city was allowed ..

Good sleep plays an important role in a person's health and well-being. Unfortunately, most Koreans don't get enough of it. In early 2019, an international survey took place in 12 countries. People answered various questions about their sleep habits. About 62 percent of the people said they didn't get a good night's sleep. Among Koreans, 65 percent said they were dissatisfied with their sleep. T..

Tanitoluwa Adewumi is an 8-year-old boy from Nigeria who lives in New York City, the United States. In some ways, he is just like other 8-year-old boys. But in on big way, he is very different. He's becoming one of the world's most successful young chess players. Tani and his family moved to the United States in 2017. They ran away from threats of violence in Nigeria. At first, they lived in a h..

France recently named some new official sports. These sports are unusual, but they are also fun. We may even see some of them in the Olympics someday. Light-saber Dueling Light-sabers are colorful laser swords from the "Star Wars" movies. In the science-fiction films, Jedi knights use them during duels. In February, France made the light-saber an official fencing blade. It made rules and competi..

Earlier this year, there was an auction in the United Kingdom. One of the auctioned items was a British penny with an amazing story. The small coin was once owned by John Trickett. He was a soldier in the British Army. He fought in World War I from 1914 to 1918. During the war, Trickett battled against the German army in Europe. One day, a German soldier shot him in the chest. Then, a miracle ha..

The Tyrannosaurus rex, or T.rex, is the world's most famous dinosaur. Hollywood movies have shown this fearsome predator in different ways. But what did the T.rex really look like? A new exhibit at a science museum in New York City may answer this question. Many scientists worked to make realistic T.rex models for the show. In 1902, scientists discovered the first fossil of the T.rex in the Unit..