Season 5

episodes

1. 1. Grand Canyon 2008-02-11
2. 2. The Rockies 2008-02-11 60 min Mysteries surrounding the Rocky Mountains are discussed. Included: recent theories on their formation and how the rate of growth of the American Rockies compares to that of their Canadian counterpart.
3. 3. Birth of America
4. 4. Birth of Life How did life begin? its one of the most fundamental and difficult questions that has challenged us for ages. Our planet is teaming with life, from the highest mountain to the deepest ocean; life is ev...
5. 5. Pluto Rediscovered Three million miles from earth lies a planet so small that even the most advanced telescopes. A dedicated core of scientists offer educated guesses as to the makeup and condition of Pluto, as well as...
6. 6. Mars: Waterworld
7. 7. Saturn's Secrets
8. 8. Asteroid Alert
9. 9. First to Cross the Ocean
10. 10. Time Machine 2008-09-11 45 min Time travel theorists ask, what if we could send scientific and medical information through time--perhaps a cure for AIDS?
11. 11. Earth's Invisible Shield
12. 12. Big Bang 13.7 Billion years ago, there was absolutely nothing. No space, no time, and no matter. Then there was the Big Bang. Naked Science follows the first second of creation, when a minute speck of light ap...
13. 13. Supercontinent
14. 14. Who killed the Aztecs?
15. 15. Ice Age Meltdown 2009-04-09
16. 16. What's Sexy 2009-04-16
17. 17. How to Kill a Planet 2009-04-23 60 min
18. 18. Hubble's Amazing Universe 2009-05-14
19. 19. Anatomy of a Hurricane 2009-06-04
20. 20. Twister Outbreak 2009-06-11
21. 21. Earth's Evil Twin 2009-06-25 Millions of years ago, Venus and Earth cut similar figures. Roughly the same size and about the same distance from the sun, their respective evolutions could have followed similar paths. But today, Ve...
22. 22. Secret Life of Fireworks 2009-07-02 Secret World of Fireworks explores the closely held secrets, recipes, and techniques from the world of pyrotechnic showmen. National Geographic takes a behind the scenes look into this exclusive world...
23. 23. Tsunami From Outer Space 2009-07-09
24. 24. How the West Was Made 2009-07-16
25. 25. Living on the Moon 2009-07-23
26. 26. Birth of The Oceans 2009-08-20
27. 27. Stephen Hawking's Universe 2009-08-23 Stephen Hawking is one of the worlds most famous scientists. But ALS, also known as Lou Gehrigs Disease, has left him almost totally paralysedand it is progressing. Unable to walk, talk, or write, his...
28. 28. Death of the Universe In the farthest reaches of space, a volatile battle is taking place between two forces so great, they may eventually destroy the very universe itself. Known as Dark Matter and Dark Energy, these oppos...