NOVA: Polar Extremes

February 5 at 7pm — Tune in or stream with the PBS Video app and online at video.lptv.org.

Following a trail of fossils found in all the wrong places–beech trees in Antarctica, redwoods and hippo-like mammals in the Arctic–NOVA uncovers the bizarre history of the poles, from miles-thick ice sheets to warm polar forests teeming with life.