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This is the real reason why rivers never flow in a straight line
Completely explain the science of why on Earth the river is always tortuous.
System
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5,630 published items.
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5 symbolic weapons of Soviet defense
The Soviet Union possesses a series of powerful weapons systems, leaving many imprints in world military history.
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'Secrets' of the standard mass of US stored in a vacuum glass cage
The standard US kilogram block is K20, which is extremely well preserved and is vacuum-glazed.
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7 anti-theft tips 'visit' home
In life people often accidentally create favorable conditions for thieves to break into the house and turn them into their victims they do not know. Here are some ways t…
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Experience the first real elevated railway station in Vietnam
The most overview of Cat Linh - Ha Dong overhead railway through La Khe model station, the system is expected to reduce much of the burden on traffic in Hanoi city.
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Warning system for sophisticated intrusions of feudal Japanese people
Used in the corridors of temples and palaces, this system emits chirping as if the birds sing, helping alert the guards of the building and forcing those who like guests…
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How is the modern weather map created?
In the weather forecast programs, we are so familiar with meteorological symbols and temperature measurements, but it takes a long time for them to be born and systems l…
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The best missile defense systems in the world
The absence of an effective missile defense system will cause nations to be attacked by massive destructive missiles, stealth aircraft and unmanned aircraft.
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New technology: Mine detection with 'bacteria' sensor
Israeli researchers introduced a new mine detection system that uses a combination of lasers and bacteria to remotely detect the location of unexploded, unexploded antip…
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Chicken eggs also have identity cards, you know?
When you step into any supermarket in European Union countries to buy chicken eggs, you can easily
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8 most terrifying ground attack missiles
The American Tomahawk missile or Russian Kh-55 can hit targets with errors of only a few meters from a distance of thousands of kilometers.
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The United Kingdom is the only place with two taps on the same sink. The reason is ...
Why do all other countries, including Vietnam, only use one tap, while the UK sink has 2 taps?
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Robots evolved by exchanging genetic materials for generations
'Our work is the first to show the epigenetic factor used in improving the physical system of robots', scientists say.
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How does cruise missiles work?
Perhaps many times you have heard about Tomahawk cruise missiles appearing on news and television sites. This is the strategic weapon of the United States and the first…
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Attend the system to detect daring strange objects at the airport
Automated systems for detecting strange objects at airports often use radar technology, high-resolution cameras, mounted on fixed towers, buildings, airport lighting equ…