Scientific works
China installs world's longest undersea steel-casing concrete pipe tunnel
China installed the final section of a 6,845-meter-long undersea tunnel in the Greater Bay Area of Guangdong Province on June 11.
Steel
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Topic archive
Articles about Steel
180 published items.
Space science
Exploring the 'Black Box of the Earth' project: A device that records the process of human extinction
Despite many advances in technology, humans still seem to be worried about the impending danger of extinction.
Space science
Strange exoplanet discovered, only as big as Neptune but denser than steel
An exoplanet the size of Neptune and denser than steel has been discovered by an international team of astronomers.
Biology
Strange tree known as king of wood, harder than steel, bulletproof
Even when shot with a bullet, the bullet hitting the tree only leaves a faint mark, unable to be shaken.
Discover science
How was steel born?
Researchers don't know for sure when steel was invented, but some of the earliest examples of steel date back to the 1st millennium BC in Central and South Asia.
1001 mystery
The Truth About the Mysterious Betz Sphere: Alien Technology or Secret Super Weapon?
Some believe the mysterious Betz sphere, a steel ball found on their property by a Florida family in 1974, is a piece of alien technology.
Discover science
What material is the world's largest wind turbine blade made of that is 9 times stronger than steel?
Today, giant wind turbines can be seen everywhere in the world.
Discover science
Explore the structure and operating principles of ball mills
Ball mills are widely and popularly used in the industries of mineral exploitation, stone mining, cement, ore, chemicals, and construction materials.
Scientific application
Method for producing iron from toxic red mud in 10 minutes
The German research team's new method will help produce high-purity iron from red mud, a waste product of the aluminum industry, in just 10 minutes.
Funny corner
The mystery of the 40-ton bridge suddenly being stolen overnight!
In 2021, in Akron, Ohio, USA, police discovered that a local bridge had disappeared into thin air overnight.
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.
Scientific application
New technique helps recycle wood into stronger material than steel
A team at the University of British Columbia has developed a new technique that turns waste wood into a material that is five times stronger than natural wood.
Science invention
Invented a wooden knife that is sharper than steel
Scientists at the University of Maryland (USA) invented a wooden knife and claimed it was sharper than steel. However, many people remain skeptical.
New technology
MIT team creates materials that are lighter than plastic and stronger than steel
The MIT team has created an ultra-light material that's four to six times stronger than bulletproof glass, which can be used to protect smartphone screens.
Scientific works
Inside the world's largest body freezing facility waiting for the day of resurrection
Steel chambers, filled with liquid nitrogen, at a human body freezing facility in the US currently hold more than 170 people, with the hope that one day they can be resu…