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Zero gravity: NASA scientists find astronauts' heart become more spherical in outer space

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NASA Astronaut Shows What Happens To Liquids In Absence Of Gravity

International Space Station Astronauts Make Pizza in Zero Gravity

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Astronauts Play Zero Gravity Game in Space to Celebrate World Cup

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Trying to Eat in Space - Zero Gravity Dining - Astronauts in ISS

Astronaut shows how honey reacts in zero gravity in video of him making breakfast in space

How Does Honey’s Behavior Change in Zero Gravity? One Astronaut Puts it to the Test

LEGO Lunar Lander Unboxing in Zero Gravity w/ Astronaut Mike Massimino

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NASA Tests Orion Spacesuit In Zero Gravity

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