Summary of the XXXIX Rencontres de Moriond

This conference covered dark matter particle properties and searches, lensing by dark matter, and dark matter distributions in galaxies and clusters; dark energy phenomenology and theoretical models; surveys of structure and galaxy formation, large scale simulations and neutrino cosmology; astronomy and star formation; cosmic rays; cosmic microwave background; inflation in the primordial universe, cosmic strings, brane cosmology, and the fine-structure constant.