roads

As cities continue to grow in population their roads become more congested - to the chagrin of drivers. Heavily populated cities around the world have morphed into 'megacities' - cities in excess of 10 million people. New York City, Seoul, Tokyo, Mexico city and Mumbai currently make the short ...

Road construction isn't usually something to get excited about, but what if those resurfacing projects were also making roads quieter? While increased traffic has turned some roads into aural nuisances, engineers are working to reduce tire noise by changing the design of pavement ...