Updated Wed, Jan 18, 2012 4:06 pm
Nova - Ice Age Death Trap
Wednesday, Feb. 1, 9 p.m.
During construction in Colorado, a bulldozer dug up a tooth so huge it had to be held in two hands. NOVA's Ice Age Death Trap reveals intimate secrets of the life and death of North America's most exotic and extreme creatures. Most tantalizing of all, the team unearths startling and controversial evidence of what may be the earliest humans ever to venture into the untamed wilderness of Ice Age America.
Racing against developers in the Rockies, archaeologists uncover a unique site packed with astonishingly preserved bones of mammoths, mastodons and other giant extinct beasts, opening a window on the vanished world of the Ice Age.