Worldbuilding
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Jann Poppinga

Apparently, this user prefers to keep an air of mystery about them.

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  • Bremen, Germany
  • materialise.com
  • Member for 9 months
  • 5 profile views
  • Last seen 6 hours ago

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18 Martians want to keep their weeks roughly in sync with Earth. How would they do that? Oct 14
5 Tongue Keyboard Jan 20
3 Plausibility of Materials Lasting Millions of Years Sep 22
2 Plausible explanations as to why an advanced sci-fi species can't reproduce? Jan 20
1 Can People Fool Benevolent Brother's 'Alibi Trackers' and Escape? Oct 14
0 Complete graph (DAG) of prerequisite relationships of human technology Oct 13
0 How to boost the human immune system, realistically? Sep 18

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