The structure of a small molecule can also be shown as a three-dimensional ball and stick model. These models show how the atoms and bonds are arranged in space. The diagram shows a ball and stick ...

Most synthetic materials we make and use – such as drugs, plastics or dyes – are based on molecules with fixed structures. Molecules are made up of atoms joined to one another by a series of chemical ...

A gecko’s attraction to surfaces like walls, ceilings and branches depends on thousands of tiny hair-like structures called setae ... the spatulae are attracted to the molecules of the wall, so the ...