NOVA | Lizard Kings | A Reptilian Success Monitors have thrived essentially unchanged s... Monitors have thrived essentially unchanged since the time of the dinosaurs. (6:02)

• Duration: 6:02
  Copyright 2009 Kaufmann Productions Pty Ltd, 2009 WGBH Educational Foundation All rights reserved
  TV Rating: TV-PG
  

NOVA scienceNOW | Marathon Mouse, Dinosaur Plague, Franklin Chang-Diaz, Space Storms | Dinosaur Plague Insects caught in amber spark a controversial... Insects caught in amber spark a controversial theory about what killed the dinosaurs. (15:05)

• Duration: 15:05
  Copyright © 2009 WGBH Educational Foundation
  TV Rating: TV-PG
  

NOVA scienceNOW | Marathon Mouse, Dinosaur Plague, Franklin Chang-Diaz, Space Storms Season 4: Episode 3 Season 4: Episode 3 (52:32)

Chapter(s) 1 - 5 of 5

• 1. 1.Marathon Mouse,
  2. 2.Dinosaur Plague,
  3. 3.Profile: Franklin Chang-Diaz,
  4. 4.Space Storms,
  5. 5.Cosmic Perspective

• Duration: 52:32
  Copyright © 2009 WGBH Educational Foundation
  TV Rating: TV-PG
  

Nature | Frogs: The Thin Green Line It is the greatest mass extinction since the ... It is the greatest mass extinction since the dinosaurs. (50:31)

Chapter(s) 1 - 7 of 7

• 1. 1.Delicate and Diverse,
  2. 2.The Race to Understand Chytrid,
  3. 3.Chytrid is on the Move,
  4. 4.A Noah's Ark of Sorts,
  5. 5.Reports of Deformities,
  6. 6.A Way to Deal with Chytrid?,
  7. 7.Habitat Loss Plays a Role

• Duration: 50:31
  Copyright 2009 WNET.ORG
  TV Rating: TV-PG
  

NOVA | Arctic Dinosaurs | Polar Summers In the time of the dinosaurs, life flourished... In the time of the dinosaurs, life flourished during the summer months. (7:20)

• Duration: 7:20
  Copyright WGBH Educational Foundation
  TV Rating: TV-PG
  

NOVA | Arctic Dinosaurs | Path to Extinction The discovery of arctic dinosaurs calls into ... The discovery of arctic dinosaurs calls into question a theory about dinosaur extinction. (9:24)

• Duration: 9:24
  Copyright WGBH Educational Foundation
  TV Rating: TV-PG
  

NOVA | Arctic Dinosaurs | Warm-Blooded Beasts Dinosaurs likely had their own unique solutio... Dinosaurs likely had their own unique solution to maintaining a healthy body temperature. (6:14)

• Duration: 6:14
  Copyright WGBH Educational Foundation
  TV Rating: TV-PG
  

NOVA | Arctic Dinosaurs Experts in Alaska investigate how dinosaurs m... Experts in Alaska investigate how dinosaurs managed to thrive in polar regions. (52:23)

Chapter(s) 1 - 6 of 6

• 1. 1.Alaskan Thunder Lizards,
  2. 2.Blasting for Fossils,
  3. 3.Secrets in the Leaves,
  4. 4.Polar Summers,
  5. 5.Path to Extinction,
  6. 6.Warm-Blooded Beasts

• Duration: 52:23
  Copyright WGBH Educational Foundation
  TV Rating: TV-PG
  

NOVA scienceNOW | Saving Hubble, First Primates, Alfredo Quinones Hinojosa, Killer Microbe | First Primates Our most distant primate ancestors were tree-... Our most distant primate ancestors were tree-dwellers the size of mice. (13:38)

• Duration: 13:38
  Copyright 2008 WGBH Educational Foundation
  TV Rating: TV-G
  

NOVA | The Four-Winged Dinosaur | Feathered Dinosaurs China has produced a fossil that may hold clu... China has produced a fossil that may hold clues to the origin of flight. (6:30)

• Duration: 6:30
  Copyright WGBH Educational Foundation
  TV Rating: TV-PG