The Corfu - IBS Workshop "Gravity and Cosmology by the Sea" is co-organized by the Cosmology, Gravity and Astroparticle Physics Group of the Center for Theoretical Physics of the Universe (Institute for Basic Science) in Daejeon,  South Korea, the PDE of Ionian Islands, the IAASARS of National Observatory of Athens, the Mathematical Physics and Computational Statistics Research Laboratory of Ionian University, the Center for Space Research of North-West University, the Institute of System Science of Durban University of Technology and the Institute for Space Sciences and Astronomy of the