Concrete

Portland cement doesn't come close to matching the resiliency of the concrete created by ancient Romans. After years of research, scientists believe they've unraveled the ingredients and production techniques that made Roman concrete so superior.
Jun 17, 2013   Bloomberg BusinessWeek
A growing "sand scandal" in Shenzhen may just be the tip of the iceberg when it comes to the quality of concrete used in constructing China's skyscrapers. The construction of what was to have become the country's tallest building has been halted.
Mar 22, 2013   Wired UK
Michael J. Coren has a preview of an MIT report that lays out the economic and environmental benefits of stiffer pavement.
Jun 5, 2012   Fast Co.Exist
Toronto's City Hall is a massive concrete structure. Oddly, so was all its furniture, which was included with the original design. <em>99% Invisible</em> looks at this unconventional design choice, and the legacy of that furniture.
Mar 5, 2011   99% Invisible
When you think of sidewalks, you most likely think of concrete. Though it makes up the vast majority of sidewalks, concrete isn't the only game in town.
Feb 23, 2010   The Infrastructurist
As oil prices rise, so does the cost of asphalt. Concrete, historically more expensive, is now becoming a viable cost competitor. Because of its lighter shade, its also been shown to contribute less to climate change.
Jul 9, 2009   The Infrastructurist
Advances in material development have brought to the market a new type of concrete that can bend under pressure and heal cracks with the addition of water.
May 7, 2009   National Geographic
Concrete in a Minneapolis bridge replacing that which collapsed in 2007 is made of a concoction that boasts less environmental impact and durability. And it's self-cleaning.
Mar 31, 2009   The New York Times