Concrete is the most widely used building material in the world, but it comes at a huge environmental cost. Engineers in Japan have developed a new technique to make concrete by recycling waste ...

Researchers have turned concrete from a demolished school building and carbon dioxide (CO2) from the air into new blocks strong enough to build a house with. The process involved grinding the old ...

Worldwide consumption of concrete is estimated at 20 billion tonnes. To produce such a huge volume of concrete, we need 14 billion tonnes of natural aggregate. To supply aggregate, it is necessary to ...

Concrete is a long--lasting material, but roads, buildings and other concrete structures can exhaust their usefulness. When these structures are demolished, the debris can get a new life through ...