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Do you know a lot about chameleons? I have never had much interest in them until I found out chameleons are very fascinating creatures....

CCTV, also known as a Closed Circuit Television, was installed for safety purposes such as crime prevention, fire prevention, and...

Have you ever been trapped? There are many incidents of getting trapped such as in a toilet, drawer, or even underwater. It can be a...

Have you ever had a nightmare? Well, most people would say they have. Bad dreams, such as being chased, catching on fire, and drowning,...

These days many scientists are putting a lot of effort into cloning. Cloning can help people in medical and scientific fields. People...

Have you ever watched a movie about AI? AI is a short term for Artificial Intelligence. AI is improving fast and becoming a part of our...

Since the stream comes out from the stream locomotive train from old times, human technologies took a quantum leap. In modern times, as...

Most schools overseas have long summer vacations, but Korean schools don’t, so many Korean students might wonder or dream about their...

The number of vacation days given in a school year is important to the students. There are two types of students, students who would want...