As human populations expand and lions’ prey dwindles, the poorest people—and hungriest lions—pay the price.
An Internet guide to tracking and tagging the animal world
A true but unlikely tale
Story and Photographs by William Rowan
Increasing day length on the early Earth boosted oxygen released by photosynthetic cyanobacteria.
Genomic evidence shows that Denisovans and modern humans may have overlapped in Wallacea.
Evapotranspiration is the largest source of water vapor in the Congo rainforest during the spring rainy season.