Environment
Groundwater is draining many of the world's rivers
Human thirst for fresh water is gradually draining rivers that are a landscape around the world, a study of groundwater shows.
AAF
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Articles about AAF
9 published items.
Archeology
The largest carnivorous mammal on land, dubbed the 'mobile meat grinder'
They are big, powerful and possess long fangs that can crush your bones in a snap and are known as portable meat grinders.
Discover science
The effect of carrots increases cement adhesion
Carrots are known to be a crunchy and delicious food, but carrots can also make cement more sticky and cut carbon dioxide emissions for the construction industry.
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The most expensive materials in the world
Below is a list of the most expensive materials in the world, please consult.
Discover science
19 most expensive substances on the planet
We often think that gold and diamonds are the most expensive things. But not so, there are many precious and expensive materials on the earth, thousands of times more ex…
Oceanography
The sea water just touches emits blue light
In the photos, one can see a sea of water strewn with clumps of water as if it is capable of producing very magical light.
Space science
Officially found matter occupies more than half of the universe hidden for billions of years
This material hiding place has been revealed, and the efforts of two completely separate research teams have to be worked out.
Photo library
Painting illusion reflections makes it difficult to distinguish the fake
When watching these drawings, you will certainly have to doubt your eyes on the authenticity ...
Medicine - Health
Using unsanitary bear bile will cause cancer
'The quality of bear bile sold in Vietnam is hardly clean and pure. Even more than 50% of bear bile is not hygienic, metamorphosed, if used, it can lead to cancer.