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Aircraft flying as high as secure?
Currently, large aircraft often have to fly at altitudes above 10,000m. Why fly so high? Low flying is not safer or what?
Shell
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Articles about Shell
384 published items.
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Shocking discovery of the true color of the pyramid
The Giza pyramid was completed more than 4500 years ago. At that time they were wrapped in a white stone shell on the outside.
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Exploring the basement 'lord of the shells'
Referring to famous landmarks in England, people often think of Big Ben clock tower, the Thames river bridge ... However, having a very unique place to listen to only ma…
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5 interesting things about eggs
Eggs of the largest elephant bird on the planet, with a length of 28 cm. The live bird's egg on the cliff has a sharp tip that can spin the circle
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10 interesting things about chicken eggs
The average hens lay up to 270 eggs per year, while each egg needs about 24 hours to form in the chicken.
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The past is to display the process of producing rare and precious gold pearls
Over 10 years of research, along with the development of biotechnology, Mr. Jewelmer has mastered the unique method of raising pearls for pearls in the world.
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20 fancy animations about things you may have never learned
Have you ever wondered how to create ice cream cones? Or is the way the Wifi network is generated in your home?
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The process of molding chocolate from cocoa
To create the chocolate, the manufacturer has to go through a lot of stages, starting with the harvesting and processing of the cocoa beans before being taken to the pro…
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Why is there a wave in the sea shell?
Put a large shell or shell in your ear, you will hear the soft waves of the sea. However, the vast ocean cannot get into that small shell. so what sound? The answer is t…
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The Andes salt lake reflects the history of the Earth's climate and history
Covering the entire landscape is a thick salt shell on the surface, which accumulates over the millennia due to the dual impact of low rainfall and high humidity in the…
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Elevated carbon dioxide makes the ear bones unusually large
Increasing the amount of carbon dioxide in the ocean adversely affects shells and corals; New research by Scripps Institution of Oceanography at the University of Califo…
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1500 years from now Earth's magnetic field may be reversed
The north pole of the Earth's magnetic field is changing and getting weaker and weaker. The ancient lava flow gives us a deeper understanding of the causes of the develo…
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The low hearing frequency is related to the cochlea shape
The shape is very important, even for hearing. Especially the shape of the cochlea - a shell-shaped organ in the inner ear that converts sound waves into nerve impulses…
1001 mystery
Why is the eggshell shaped comet?
In 1682, when Halley comet visited the Earth periodically, there was a hen laying a strange egg in Australia, on the eggshell full of stars. In 1758, in a village in Eng…
Conquer Mars
Mars used to be 'green planet' like Earth
New evidence suggests that at some stage, the current basalt shell of Mars formed by lava spreads across the planet.