Discover the differences between shell and frame structures, from skyscrapers to bicycle helmets. Find out about their uses in engineering and design.

Structures can be either man-made or natural. Man-made structures are made by people hence the term man-made. Examples include a bicycle, chair, crane. Natural structures are found in the ...

It is assumed that the geometric form of the outer shell of a dome has an effect on the dome’s structural performance. By mathematical drawing of the arch forms used for different types of dome, it is ...