From Research to Manuscript: A Guide to Scientific Writing

Observations Plus Recipes It has been said that science is the orderly collection of facts about the natural world. Scientists, however, are wary of using the word ‘fact. ’ ‘Fact’ has the feeling of absoluteness and universality, whereas scientific observations are neither ab- lute nor universal. For example, ‘children have 20 deciduous [baby] teeth’ is an observation about the real world, but scientists would not call it a fact. Some children have fewer deciduous teeth, and some have more....