This book reviews various modified gravity models, including those with modifications in the pure gravitational sector; those involving extra fields, that is, s

When predictions of Einstein's theory of General Relativity are compared against observations of our Universe, a huge inconsistency is found. The most popular f

With a focus on modified gravity this book presents a review of the recent developments in the fields of gravity and cosmology, presenting the state of the art,

In the last few years modified gravity theories have been proposed as extensions of Einstein's theory of gravity. Their main motivation is to explain the latest

Presents a detailed analysis of modified theories of gravity, discussing their development, cosmological and astrophysical implications and outstanding challeng