How Romans, monks and Saxons changed the mining world
Romans were known for their mastery to channel water via aqueducts into the cities for their public baths. This technology was useful as well to ...
Copper in the age of sail
Recently I visited Ancud on Chiloe, the place that gave the name to the ship that helped Chile to colonize Patagonia. There is a little museum on a hill with the full-sized replica of the ship ...
