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ESA astronaut Samantha Cristoforetti is currently living on board the International Space Station […]
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How to think about linear systems of equations geometrically. The focus here is […]
Today we look at using Space Towers, Buoyant Structures, Airships, and Space Fountains […]
View full lesson: On October 4, 1957, the Soviet Union launched the satellite […]
Because you demanded it … we break down the EM Drive! Support us […]
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Mysterious sounds recorded in outer space, from the haunting sounds of Saturn and […]