Secrets of ancient Roman concrete could make modern structures more durable, cut emissions
Not all modern things are better than old stuff… http://www.theverge.com/2013/6/16/4435538/secrets-ancient-roman-concrete-could-make-structures-more-durable
Bringing Skynet to the masses
Not all modern things are better than old stuff… http://www.theverge.com/2013/6/16/4435538/secrets-ancient-roman-concrete-could-make-structures-more-durable