DISCOVER JUST HOW LONG IT REALLY TAKES FOR A CAVE TO FORM

For two decades, paleoecologist David Burney and his wife, Lida Pigott Burney, have led an excavation of Makauwahi Cave on the island of Kaua‘i, uncovering th

To escape the choking heat of deep summer, Sky and his family survive on stories of the dead in an underground darkness at the end of the world.

#1 NEW YORK TIMES BESTSELLER • In this, the extraordinary conclusion of the ice-age epic series, Earth’s Children®, Ayla, Jondalar, and their infant daught

Describes the 1994 discovery made in Chauvet, France, of a cave with Stone Age rock paintings, and discusses the significance of cave art to people living in pr