Foreword by Nobel laureate Professor Theodor W. Hch of Ludwig-Maximilians-UniversitätMunchenBased on the authors' experimental work over the last 25 years, Las

Foreword by Nobel laureate Professor Theodor W. Hänsch of Ludwig-Maximilians-Universität München Based on the authors’ experimental work over the last 25 y

Foreword by Nobel laureate Professor Theodor W. H ch of Ludwig-Maximilians-UniversitätMunchenBased on the authors' experimental work over the last 25 years, La

World-leading researchers, including Nobel Laureates, explore the most basic questions of science, philosophy, and the nature of existence.

The question of a possible temporal variation of the fundamental constants was raised by Paul Dirac in his "large number hypothesis" in 1937. Today it appears i