The XIV School of the Division of Gravitation and Mathematical Physics of the Mexican Physics Society and the VIIIth Scalar field dark matter workshop took place from 25-29 Sep 2023 and 29-30 Sep 2023 in Cancun, Mexico. Gr@v members C. Herdeiro and H. Olivares, as well as former member J. C. Degollado were amongst the invited speaks, and A. Morais presented also a communication.