An example of metaphor in public science discourse:
MZ-G "So we take human embryonic stem cells, in which we induce expression of specific genes, to initiate programme of development that will recreate these two extra embryonic structures that we would like to put together with human embryonic stem cells."
RP: "So you give them a kind of genetic kick?"
MZ-G: "Yeah, we give them a kick to develop into the right orientation…"
Conversation on 'Science in Action'
Professor Magdalena Zernicka-Goetz (University of Cambridge, and California Institute of Technology) was interviewed by Roland Pease for an episode ('Human embryo models') of BBC's Science in Action
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Read about examples of science metaphors
Many examples of science metaphors are listed in 'Creative comparisons: Making science familiar through language. An illustrative catalogue of figurative comparisons and analogies for science concepts'. Free Download.