Scientists from Brno University of Technology are preparing to observe Wednesday’s total solar eclipse from Iceland and Spain. Czech expedition in Iceland | Photo: Jana Hoderová“Iceland is a place where the weather changes very quickly,” expedition leader Miloslav Druckmüller says. The gamble is worthwhile because a total eclipse provides an opportunity that scientists cannot normally reproduce from the ground. “There is a delicate plasma envelope around the Sun which normally cannot be observed from Earth without a total eclipse,” Druckmüller explained ahead of the expedition. Flies, smoke and fire in SpainCzech expedition in Spain | Photo: Václav ŠirokýThe researchers in Spain have encountered a very different set of challenges.