Source: Wikipedia
Ask anyone to picture an aircraft black box and they will picture something black. It is one of the most widely held misconceptions about aviation, and it is wrong…
Mortar is the least glamorous part of any building and frequently the part that determines whether it survives. Stone and brick last for millennia on their own; what usually fails…
Source: Wikipedia
Look at a map of the Amazon and something is missing, though it takes a moment to notice. The river runs roughly 4,000 miles from the Andes to the…
The Colosseum is the most recognizable building surviving from the ancient world, and one specific claim about it has proved unusually durable: that the Romans filled it with water and…
Most people picture the Panama Canal as a ditch: a channel cut through the isthmus, joining two oceans, with ships sailing along it. That picture is wrong in a specific…
Bridges are the most public form of engineering there is: you can see the whole argument at once, and you find out immediately whether it worked. These fourteen are worth…