Activity for Mranderson
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Plausible reason for a civilization to not explore their own planet and explore space instead A civilization of land-living humanoids occupies a patch of land on a continent (patch of land size: a few US States, let's say Montanas) and, without even exploring the continent fully, develops space travel and starts to explore space. Their home planet is similar to Earth, fully habitable, with a ... (more) |
— | over 5 years ago |
| Question | — |
Chemical element made with alternative particles In my earlier question, regarding airships, I mentioned fictional gas, as light as hydrogen but non-flammable. Is it possible to make chemical element, with atoms made not from nucleons, but with some exotic particles, thus creating elements with densities and atomic masses same as "normal" elements,... (more) |
— | almost 6 years ago |