This web channel presents methods and concepts of structural biology for NON-physicists interested in a travel to the molecules of life. It was first designed from the videos of the MOOC and the book "Journey to the heart of life with X-rays: crystallography". We continue to improve it with videos that present the other approaches of structural biology, Cryo-EM and NMR, as well as the associated theoretical concepts: Fourier transform, correlation coefficients...