Earthquakes in places like Utah (USA), Soultz-sous-Forêts (France), and Groningen (the Netherlands) seem puzzling to scientists because, according to geological theory, they shouldn’t be possible. In these regions, the shallow layers of the…

Earthquakes in places like Utah (USA), Soultz-sous-Forêts (France), and Groningen (the Netherlands) seem puzzling to scientists because, according to geological theory, they shouldn’t be possible. In these regions, the shallow layers of the…