TL;DR
This paper reviews how quantum gravity models can be tested through cosmological observations, emphasizing the early Universe as a key window into quantum gravitational effects.
Contribution
It highlights models with observable phenomenology in cosmology, connecting quantum gravity theories to current and upcoming observational data.
Findings
Early Universe as a probe for quantum gravity effects
Models with testable predictions in cosmological data
Potential observational signatures of quantum gravity
Abstract
We review some aspects of quantum gravity in the context of cosmology. In particular, we focus on models with a phenomenology accessible to current and near-future observations, as the early Universe might be our only chance to peep through the quantum gravity realm.
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