Timeline for What could prevent a sentient species from going to space?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Jun 23, 2016 at 22:06 | history | edited | JDługosz | CC BY-SA 3.0 |
added 118 characters in body
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| Jun 22, 2016 at 16:04 | history | answered | JDługosz | CC BY-SA 3.0 |