By Cynthia Barnett
By Timothy W. Kneeland
By Colin Thubron
By Helen Scales
By Lisa Harvey-Smith
By Cal Flyn
By Jonathan Drori
By Bill Streever
By Drew Harvell
By William McKeever
The way they live, the food they eat, and the effect on us
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.