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The secret system to help preserve Mona Lisa's smile
The secret cooling system beneath Paris helps the French capital withstand harsh summers despite unpredictable energy prices.
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Articles & explainers
4,677 published items in this category and its subcategories.
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Ice cream on the astronaut's menu: 'Trick of the century' surprised many people?
According to the National Air and Space Museum and NASA astronauts, in fact, there is no such dessert on their space menu.
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Why are there so many people of Asian descent living in Russia?
Despite being a European country, many Russian citizens possess Asian characteristics.
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Unexpectedly discovered Van Gogh's portrait hidden behind the painting for more than 100 years
Staff at the National Museum of Scotland suddenly discovered the portrait of painter Van Gogh hidden behind his own painting painted more than 100 years ago.
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Cobra shooting expert lurking inside a sports shoe
If the venomous snake is not detected and the shoe is put on the foot, do not know how serious the consequences will be for the owner of these shoes?
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Why do Americans rarely use super speed kettles?
As it turns out, the indispensable thing in every family's kitchen in Vietnam (and many places around the world) is not common in the US at all.
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What's in the 8 most expensive coffees in the world, costing up to 100 USD/cup?
A regular cup of coffee costs 2 - 5 USD. However, some types of coffee beans are grown and processed in limited quantities, with separate processes, making their prices…
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Discover the largest insect-friendly 5-star hotel in Belgium
The Belgian city of Antwerp has just inaugurated an 'insect hotel' at the city's Ruggeveld cemetery in the Deurne district. This is truly a true 5 star hotel for bees an…
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Facts about geography that you may not learn in school
Learning these facts can give you a new perspective on our beautiful planet Earth.
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Secret of the world's oldest geothermal power plant in 'Devil's Valley'
The world's first and oldest geothermal power plant is hidden in a quiet corner of Tuscany, Italy, called
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World famous riverside cities
Vienna (Austria), St Petersburg (Russia), Paris (France), London (England)... are riverside cities that are reasonably planned to ensure convenience of irrigation and ha…
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Castillo de San Marcos - A special 'cannon-swallowing' fortress in the US
Located in the state of Florida, the Castillo de San Marcos fortress has a special structure that can neutralize cannonballs fired at. Thanks to that, throughout the his…
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The prospect if super storm Jupiter raged on Earth
If it appeared on Earth, the Great Red Spot would cover 40% of the planet's surface and rise into space with destructive winds of 680 km/h.
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The gilded rock stands precariously on the mountain for thousands of years, defying all the laws of physics
Looking through the image, everyone is curious to come and admire this strange golden rock.
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Đường hầm tuổi đời hàng thế kỷ được mở cửa
Một đường hầm có tuổi đời hàng thế kỷ nằm trên lãnh thổ của Canada thuộc khu vực của thác nước Niagara, dự kiến mở cửa cho công chúng từ đầu tháng 7.