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Air Transport

Why do airplanes have thousands of rivets and cars do not? The answer involves safety, weight, and mass production.

Caio Aviz 01/06/2026 at 08:16

Interesting facts

Little-known raw industrial process uses superheated steel, extreme force, and many strikes to transform 10 km wires into small metal pieces that hold the world together.

Flavia Marinho 11/04/2026 at 21:36

Science and Technology

Scientists use artificial intelligence to create nearly indestructible steel that does not rust and could change the way industrial energy and oil parts are produced.

Flavia Marinho 05/04/2026 at 23:37

Armed Forces

The German “steel monster” weighing 55 tons fires up to 10 projectiles per minute at over 40 km and avoids counterattacks on the battlefield by moving quickly to escape enemy attacks; meet the Panzerhaubitze 2000.

Andriely Medeiros de Araújo 03/04/2026 at 13:23

Interesting facts

With 1,066 acrylic panels, the building known as the friendly alien is supported by a steel skeleton, has a façade that functions as a giant screen, and impresses the world without any internal columns.

Flavia Marinho 01/04/2026 at 07:09

Interesting facts

In the middle of the sea, these enormous concrete and steel structures, built by the British Navy to protect strategic maritime routes, look like they came straight out of a Star Wars movie.

Flavia Marinho 30/03/2026 at 00:18

Quase ninguém imagina, mas o aço galvanizado nasceu quando engenheiros descobriram que mergulhar ferro em zinco criava uma camada capaz de impedir ferrugem por décadas, técnica que hoje protege pontes, torres elétricas e estruturas metálicas no mundo inteiro

Construction

Few Imagine, But Galvanized Steel Was Born When Engineers Discovered That Dipping Iron in Zinc Created a Coating Capable of Preventing Rust for Decades, a Technique That Today Protects Bridges, Electrical Towers, and Metal Structures Worldwide

Valdemar Medeiros 07/03/2026 at 12:52

Dispositivo com cilindro e esferas de aço absorve 14% da vibração e surge como alternativa para reduzir o impacto de terremotos em estruturas.

Interesting facts

Scientists Create Cylinder Filled With Steel Spheres That Reduces Earthquake Impact on Buildings and Bridges and Can Function Even Without Electricity

Fabio Lucas Carvalho 05/03/2026 at 08:25

Casas modulares e casas de contêiner ganham espaço: construção modular e tiny house reduzem custo e prazo das casas no Brasil.

Construction

Forget Bricks: Steel Lego-Like Houses Arrive Ready-Made, Cost Up to 40% Less, and Are Completed in Weeks; Container Modules Deliver About 320 Square Feet and Have a Lifespan of 50 Years, Attracting Residents and Investors in Brazil Today

Maria Heloisa Barbosa Borges 18/02/2026 at 19:06

Interesting facts

After Historic Flood, Woman Builds Steel Bridge Alone With Reinforced Welding and Anti-Corrosive Paint, Creating a Resilient, Durable Structure Ready to Withstand Heavy Vehicles and Harsh Rural Routine

Romário Pereira de Carvalho 14/02/2026 at 23:47

China aumenta em 30% a produção de aço para blindagem, enquanto EUA fecham fábrica crucial por custos altos, impactando a indústria militar.

Science and Technology

With 30% Increase, China Surpasses US in Armor Steel Production as American Factory Closes

Fabio Lucas Carvalho 21/12/2025 at 11:58

China amplia licenciamento e exige autorização do Ministério do Comércio para exportação de aço e produtos siderúrgicos, reforçando controle econômico.

Economy

China Tightens Steel Restrictions in 2026: Ministry of Commerce Imposes Licensing Requirements and Demands Permits to Export Around 300 Products Starting January 1, Following Record Shipments and Growing Trade Tensions.

Maria Heloisa Barbosa Borges 12/12/2025 at 10:05

Why do airplanes have thousands of rivets and cars do not? The answer involves safety, weight, and mass production.

Little-known raw industrial process uses superheated steel, extreme force, and many strikes to transform 10 km wires into small metal pieces that hold the world together.

Scientists use artificial intelligence to create nearly indestructible steel that does not rust and could change the way industrial energy and oil parts are produced.

The German “steel monster” weighing 55 tons fires up to 10 projectiles per minute at over 40 km and avoids counterattacks on the battlefield by moving quickly to escape enemy attacks; meet the Panzerhaubitze 2000.

With 1,066 acrylic panels, the building known as the friendly alien is supported by a steel skeleton, has a façade that functions as a giant screen, and impresses the world without any internal columns.

In the middle of the sea, these enormous concrete and steel structures, built by the British Navy to protect strategic maritime routes, look like they came straight out of a Star Wars movie.

Few Imagine, But Galvanized Steel Was Born When Engineers Discovered That Dipping Iron in Zinc Created a Coating Capable of Preventing Rust for Decades, a Technique That Today Protects Bridges, Electrical Towers, and Metal Structures Worldwide

Scientists Create Cylinder Filled With Steel Spheres That Reduces Earthquake Impact on Buildings and Bridges and Can Function Even Without Electricity

Forget Bricks: Steel Lego-Like Houses Arrive Ready-Made, Cost Up to 40% Less, and Are Completed in Weeks; Container Modules Deliver About 320 Square Feet and Have a Lifespan of 50 Years, Attracting Residents and Investors in Brazil Today

After Historic Flood, Woman Builds Steel Bridge Alone With Reinforced Welding and Anti-Corrosive Paint, Creating a Resilient, Durable Structure Ready to Withstand Heavy Vehicles and Harsh Rural Routine

With 30% Increase, China Surpasses US in Armor Steel Production as American Factory Closes

China Tightens Steel Restrictions in 2026: Ministry of Commerce Imposes Licensing Requirements and Demands Permits to Export Around 300 Products Starting January 1, Following Record Shipments and Growing Trade Tensions.

Libya built over 4,000 kilometers of underground pipelines to bring water from the Sahara to coastal cities in a project that the government itself called the Eighth Wonder of the World.

Desert sand, previously discarded for being too smooth for concrete, becomes an ecological brick in the United Arab Emirates, dispensing with Portland cement, curing at room temperature, and attempting to transform dunes useless for construction into raw material for a new arid engineering.

He transformed an abandoned plastic water tank into an underground house in the “hobbit hole” style, using only repurposed pallet wood, without heavy machinery or expensive labor.

China transforms desert-devastated area into the world’s largest artificial forest, planting trees for 60 years, blocking sand that reached Beijing, and creating a “green lung” of 92,000 hectares in a region once considered lost.

Toyota launches “family hybrid van” with 7 or 8 seats, 1.8 hybrid engine, fuel consumption of up to 23.8 km/l, and a price equivalent to about R$ 104,000 without taxes, below the Tiggo 8 Pro Plug-in Hybrid sold in Brazil: meet the Noah Hybrid 2026 in Japan.

With 70 tons of rock removed by hand and an 800-year-old abandoned cave, a former businessman transforms a dark shelter into a modern home carved in the heart of the forest.

Engine without traditional cylinder head could change the future of hybrids: Aramco creates DHE technology that simplifies mechanics, promises to reduce consumption by up to 25%, and challenges decades of evolution in combustion engines.