Environment
The 'Great Green Wall' project lasts 17 years, worth 36 billion USD to help prevent desertification
After 17 years, project
Wall
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Topic archive
Articles about Wall
564 published items.
Scientific works
French artificial sun sets plasma record
A reactor in southern France creates and maintains hot plasma of 50 million degrees Celsius for 6 minutes continuously, reaching an important milestone that helps make f…
Archeology
Excavation of 1,700-year-old Roman ruins on top of a sacred spring
Archaeologists in France have unearthed the Roman ruins of a lake and wall surrounding a natural freshwater spring.
Discover science
The secret 'living skin' that protects the Great Wall
The rammed earth sections of the Great Wall of China were built by compacting natural materials with soil.
Environment
The world's first carbon-absorbing concrete house
The house in the mountains has a unique design with 3m high walls built from about 2,050 carbon absorbing concrete blocks.
1001 mystery
Siberia's mysterious stone walls: Relics of prehistoric civilization or natural wonders?
Siberia - a vast landmass in the north of Russia, often known for its cold climate and wilderness.
World Heritage
Ennedi Massif - Africa's most mysterious geological wonder
Ennedi Massif is located in the Northeast of Chad (a country in Central Africa), with an area of about 60 thousand square kilometers and the highest peak 1,450 meters…
Photo library
Inside the 129-year-old Hang Dau Water Tower is about to open to visitors
Inside the 129-year-old ancient building of Hanoi - Hang Dau water tower is about to open.
New technology
3D printing solution to build a school quickly in a war zone
In just 40 hours, the walls of the Lviv primary school pilot project (Ukraine) were completed thanks to a COBOD 3D printer.
History
Things related to the Berlin Wall are rarely mentioned
In August 1961, the army of the GDR closed the border between East and West Berlin, and began to build a wall to separate it. Here are things about that Berlin wall that…
Photo library
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…
History
Decipher the name 'Forbidden City' of the Imperial Palace: The wall is red with yellow tiles but uses the word 'zi' to mean purple?
Few people know that the 'death' in the Forbidden City also has the meaning from the idiom 'death gas east hybrid'.
Scientific application
How does the robot vacuum know how to navigate and dodge objects so skillfully?
Compact robot vacuum cleaners are becoming more and more popular in households, gradually replacing bulky vacuum cleaners.
History
The Goliath Warriors Might Not Be As Huge As The Bible Describes
Early versions of the Bible describe Goliath - the ancient Philistine warrior known as a giant whose height in ancient terms reached four cubits and an arm span.
Discover science
The 'wall of wind' can blow the whole house away
The 'Wall of Wind' at Florida International University helps engineers test the strength of a building against winds of up to 257 km/h.