The record sheds light on the climate early humans experienced when they were spreading out of Africa. A tree-ringed African ...

A reappraisal of decades-old data suggests that strange circular formations on Venus could be volcanic “rings of fire” ...

Sophisticated chemical analysis of volcanic gases from Kenya has provided the first evidence that a vast mass of deep Earth ...

Paul Wilcox, a geologist at the University of Innsbruck, has discovered the first land-based evidence of meltwater pulses ...