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Ask an Astronomy Brain Parasite: Why are astronauts weightless in space?
IRrelevant Astronomy
English - July 16, 2013 00:00 - 152 MB VideoNatural Sciences Science astronomy spitzer space telescope ipac science physics nasa nasa's infrared infrared astronomy cgi Homepage Download Google Podcasts Overcast Castro Pocket Casts RSS feed
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Deep inside an astronomer's head, a parasite (voiced by Alan Tudyk) taps into his brain to learn about...science! Specifically, about why astronauts appear weightless in space. Wil Wheaton co-stars.