Engineering

Scientists reveal the magnificent complexity of the Alhambra

Before a building can be properly restored, rebuilt or even maintained, architects need to have a good understanding of how it was constructed and what methods were used. That's especially true for historical monuments with ...

Engineering

Smart tech gives a new spin on the classic wheelchair

The idea of putting furniture on wheels has been around for hundreds of years. From a custom-built chair with four small wheels used by King Phillip II of Spain in the 16th century to a German paraplegic watchmaker's wheelchair ...

page 1 from 3