This book contains the lectures delivered at the Second Paris Cosmology Colloquium (second ‘Journée Cosmologie’) held at the Observatoire de Paris from Jun

The purpose of this meeting was to cover selected topics of high current interest in the interplay between cosmology and fundamental physics. It brought togethe

This NATO Advanced Study Institute provided an up dated understanding, from a fundamental and deep point of view, of the progress and current problems in the ea