Pregnancy 101: everything you wanted to know, from conception to delivery
While customs and traditions involving pregnancy vary worldwide, the developmental process is essentially universal. Find out about the science of pregnancy from conception, through the three trimesters, and to labour and delivery.
How a Transplanted Face Transformed Katie Stubblefield’s Life
The remarkable story of a young woman’s face transplant reveals something profound about our humanity. Are we our faces?
Treasure Trove of Fossil Human Footprints Is Vanishing
The ancient tracks in Tanzania have stood the test of time, but they won't last if left exposed to the elements.
Thousands of People Live in These Ancient Spanish Caves
The Sacromonte and Guadix caves in Granada have been occupied for centuries. See what life there is like today.
