Add Yahoo as a preferred source to see more of our stories on Google. Researchers still puzzle over exactly how Roman concrete was made, but they have a few clues, including many of its ingredients ...

Concrete is an incredibly useful and versatile building material on which not only today’s societies, but also the ancient Roman Empire was built. To this day Roman concrete structures can be found in ...

Roman concrete has shrugged off two millennia of earthquakes, wars, and weather that would pulverize most modern structures in a fraction of the time. The surprising reason is not mystical at all, but ...

Is there a significant survivor bias in analyzing surviving Roman concrete structures? Perhaps a very high percentage of Roman concrete structures fell apart after a few years. Are we just analyzing ...

Evidence of Roman engineering ingenuity is not in short supply. From Rome’s Pantheon to the Pont du Gard aqueduct in southern France to the Alcántara Bridge on the Iberian Peninsula, large-scale ...

Around A.D. 79, Roman author Pliny the Elder wrote in his Naturalis Historia that concrete structures in harbors, exposed to the constant assault of the saltwater waves, become "a single stone mass, ...

Ancient Rome was full of master builders and engineers. The fruits of their labors can still be seen in the aqueducts they built—which still function to this day—as well as the Pantheon, a nearly ...

Roman concrete, in many cases, has proven to be longer-lasting than its modern equivalent, which can deteriorate within decades. Now, scientists behind a new study say they have uncovered the mystery ...

Ancient Roman concrete, which was used to build aqueducts, bridges, and buildings across the empire, has endured for over two thousand years. In a study publishing July 25 in the Cell Press journal ...

Scientists analyzed the chemistry of the ruins from four sites along Italy’s Mediterranean coast, discovering that the Roman concrete was made of rare volcanic ash, minerals, lime, and chunks of ...