While it may appear that these astronauts are floating, they are actually in a state known as "freefall."
Microgravity
Gravity is an omnipresent force in our lives. Without it, wa...
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Zero Gravity
The effects of gravity are so commonplace that people rarely notice them. People are used to living under the pressure of Earth's gravity (1 G), and so when the amount of gravitati...
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Space, Growing Old In
Radiation and vacuum, large variations in temperature, and lack of oxygen make it impossible for humans to survive unprotected in space. Therefore, mini-ecosystems are needed to ...
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Microgravity
The term microgravity means extremely low or zero gravity conditions. Ever since mankind evolved on this planet our gravity has been a condition of existence. The only individuals who eve...
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Microgravity
Space, Growing Old In
Microgravity