About the Author

Leonardo Moledo is a journalist and a mathematician. He is a professor at the National University of Quilmes and at the University of Buenos Aires, as well as the director of the Buenos Aires planetarium. He is the author of Curiosidades de la ciencia, Curiosidades del planeta Tierra, De las tortugas a las estrellas, and Dioses y demonios en el átomo. Esteban Magnani is a journalist and a professor of scientific journalism at the University of Buenos Aires. He is the author of El cambio silencioso: Empresas y fábricas recuperadas en la Argentina and Historia de los terremotos: De los mitos a la ciencia.