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Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in /home/admin/domains/scienceflicks.com/public_html/bcms/bcmscore.lib.php on line 1616 Space to Ground: Astronaut Energy: 10/14/2016 in Astronomy Physics Videos | Science Flicks
It takes a lot of energy every day to be an astronaut: performing complex science experiments and maintenance tasks, working out two and a half hours all while on a packed timeline.
