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astronomy :
: einstein, 4 : astronomy, 6 : physics, 2 : legend, 17 : genius, 21 : cosmos, 4 : carl_sagan, 4 : universe, 9 : knowledge, 1 : hubble, 1 : alan_guth, 1 : cosmic_journeys, 1 : neil_degrasse_tyson, 2 : asimov, 5 : hayden_planetarium, 1 : contact, 1
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stuff
- tv
- radio
- web
- print
- podcast
- music
- blogs
- books
-
world -
politics
- money
filmmaking
- dvd/bluray
- animation
- anime
- screenwriting
- CGI
- FX
comics
- art
- gaming
- code
- UFO
- paranormal
-
conspiracy
- questions
humor
- viral -
fun
- EDU
- philosophy
- history
-
writing
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