What fundamental role do galaxy clusters serve in cosmology?
Answer
They are the scaffolding upon which the universe is built and windows into dark matter.
Galaxy clusters are described as the scaffolding upon which the universe is built and the clearest windows available for studying fundamental constituents like dark matter.

#Videos
What Role Do Galaxy Clusters Play In Galaxy Evolution?
Related Questions
What fundamental role do galaxy clusters serve in cosmology?What is the typical mass range for a well-established galaxy cluster in solar masses ($M_{\odot}$)?Where do galaxy clusters reside in the hierarchy of cosmic structure?Approximately what fraction of a galaxy cluster's total mass is attributed to dark matter?What characteristic defines the intracluster medium (ICM) found between galaxies in a cluster?What observable effect allows astronomers to map the total mass distribution of a cluster?Mapping the cluster population at various distances directly tests predictions related to which cosmological model?What is the crucial mechanism driven by the hot ICM that strips cold gas from galaxies within a cluster?What morphological change is often driven by ram-pressure stripping within a cluster environment?How does the accelerating expansion driven by dark energy affect the merging of currently distant galaxy clusters?