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  1. What If the Megalodon Shark Never Went Extinct?

    What If the Megalodon Shark Never Went Extinct?

    24
  2. What If You Lived on the Moons of Jupiter?

    What If You Lived on the Moons of Jupiter?

    10
    1
  3. That's Why We Haven't Met Any Aliens Yet!

    That's Why We Haven't Met Any Aliens Yet!

    50
    1
  4. What If Jupiter Collided With Earth?

    What If Jupiter Collided With Earth?

    2
    0
    21
    1
  5. What If We Nuked Jupiter?

    What If We Nuked Jupiter?

    2
    0
    19
    1
  6. Have Historians Discovered a Secret Civilization in the Amazon?

    Have Historians Discovered a Secret Civilization in the Amazon?

    38
  7. NASA joins Jane Goodall to conserve chimpanzee habitats

    NASA joins Jane Goodall to conserve chimpanzee habitats

    5
  8. The Most Painful Deaths You Can Experience in Space

    The Most Painful Deaths You Can Experience in Space

    2
    0
    38
    1
  9. Journey to the Stars: NASA's Extraordinary Space Exploration

    Journey to the Stars: NASA's Extraordinary Space Exploration

    2
  10. A Spacecraft Touched The Sun! Why Didn't It Melt?

    A Spacecraft Touched The Sun! Why Didn't It Melt?

    5
  11. What If You Lived in the Prehistoric Era?

    What If You Lived in the Prehistoric Era?

    9
  12. Mars Exploration Rover 2003 (HD)

    Mars Exploration Rover 2003 (HD)

    8
  13. Have Scientists Discovered Traces of a Type II Civilization? | Nasa Video

    Have Scientists Discovered Traces of a Type II Civilization? | Nasa Video

    17
  14. Scientists Finally Unravels Secrets of the Oumuamua

    Scientists Finally Unravels Secrets of the Oumuamua

    20
  15. What Would You Look Like on Different Planets? | Nasa Video

    What Would You Look Like on Different Planets? | Nasa Video

    10
  16. What If You Spent a Day on Every Planet in Our Solar System?

    What If You Spent a Day on Every Planet in Our Solar System?

    22
  17. Could Every Planet In The Universe Have A Twin?

    Could Every Planet In The Universe Have A Twin?

    12
    2
  18. What If Earth Orbited Jupiter?

    What If Earth Orbited Jupiter?

    24
  19. What If Earth Was As Small As Pluto?

    What If Earth Was As Small As Pluto?

    7
    1
  20. What If You Spent 5 Seconds on Io?

    What If You Spent 5 Seconds on Io?

    18
  21. Scientists Discover Planets More Habitable Than Earth | Nasa Video

    Scientists Discover Planets More Habitable Than Earth | Nasa Video

    32
    1
  22. The Scariest Things In The Ocean You Didnt Know Existed | Nasa Video

    The Scariest Things In The Ocean You Didnt Know Existed | Nasa Video

    37
  23. Journey 200 years Terra forming Proxima Centauri B (Sci-fi Documentary)#space

    Journey 200 years Terra forming Proxima Centauri B (Sci-fi Documentary)#space

    17
  24. How Humans Will Get Oxygen on Mars?

    How Humans Will Get Oxygen on Mars?

    338
    3
  25. Brian Cox - What Was There Before The Big Bang? | Nasa Video

    Brian Cox - What Was There Before The Big Bang? | Nasa Video

    43
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