Ancient migration between wild horse populations in America and Asia show how ecosystems adapt to survive cataclysmic change — strategies that modern forms of conservation may unintentionally hinder.

Humans may have returned to Britain far earlier than scientists once believed — not long after the last ice sheet began ...

The skeletal remains of a horse unearthed in Utah thought to date to the last ice age are actually much younger.

Daniel Mann, associate professor of Geosciences at the University of Alaska Fairbanks, holds the upper part of a skull belonging to a young stallion that roamed the North Slope about 22,000 years ago ...