Reshoring meant to prevent concrete slab deflection under its own weight, similar to that shown in this photo of another project above, became a point of controversy among the Philadelphia hotel ...

Sewing machines looked simple, but their inner workings were anything but. Engineers had to invent an entirely new way of sewing to make machines possible. Tiny mechanical movements worked in perfect ...

In the mid-19th century, Bernhard Riemann conceived of a new way to think about mathematical spaces, providing the foundation ...