February 4, 2016, 8am PST
Although the cities of the Roman Empire are typically regarded for their focus on health and hygiene, they may have struggled to manage many poor sanitation parasites.
December 4, 2014, 8am PST
Take a kayak trip on the Los Angeles River with KQED science reporter Amy Standen to understand why cities were built on the premise of endless potable water and how we can build cities sustainably in regions that receive low rainfall.
May 24, 2012, 6am PDT
The ORBIS website uses modern technology to model ancient world travel costs.
ORBIS: Stanford Geospatial Network Model of the Roman World