Polar Extremes -
nova

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

Duration: 1 hour 56 minutes and 46 seconds

Episode Number: 4701

No future air times were found for this episode.

About Nova:

PBS' premier science series helps viewers of all ages explore the science behind the headlines.

Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Watch Nova - Clips, Episodes & Previews

Polar Extremes

Lice and Human Evolution

Profile: Andre Fenton

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Future Broadcast times for "Nova": (show all)

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Wed, Apr 2	12:00 A.M.	Hunt for the Oldest DNA NH World (11.3)
Wed, Apr 2	8:00 A.M.	Hunt for the Oldest DNA NH World (11.3)
Wed, Apr 2	9:00 P.M.	When Whales Could Walk NHPBS (11.1)
Thu, Apr 3	1:00 A.M.	When Whales Could Walk NHPBS (11.1)
Fri, Apr 4	3:00 P.M.	When Whales Could Walk NHPBS (11.1)
Sat, Apr 5	1:00 P.M.	When Whales Could Walk NH Explore (11.2)
Sun, Apr 6	12:00 A.M.	When Whales Could Walk NHPBS (11.1)
Sun, Apr 6	7:00 A.M.	When Whales Could Walk NHPBS (11.1)
Sun, Apr 6	9:00 P.M.	When Whales Could Walk NH Explore (11.2)
Mon, Apr 7	1:00 A.M.	When Whales Could Walk NH Explore (11.2)
Tue, Apr 8	7:00 P.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	12:00 A.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	8:00 A.M.	When Whales Could Walk NH World (11.3)
Wed, Apr 9	9:00 P.M.	Revolutionary War Weapons NHPBS (11.1)
Thu, Apr 10	1:00 A.M.	Revolutionary War Weapons NHPBS (11.1)