Activity for tinydoctorâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
How feasible is a mobile city that sails across a salt flat? Imagine a huge salt flat like Bonneville or Salar de Uyuni. Due to other logistical concerns, commerce between the economic powers on either side of the flat is forced travel across it. This has resulted in the regular caravan crossing this flat slowly growing to the size of an city. Typically, the ... (more) |
— | about 4 years ago |
| Question | — |
What is the longest something could hibernate? I'm my previous question I asked about the longevity of caves, now I'd like to figure out the longevity of the cave dwellers. Specifically, I'd like to put some bounds on how long they can hibernate. Assuming these cave dwellers are not typical life as we know it (things like DNA and microscopic ce... (more) |
— | about 7 years ago |
| Question | — |
What is the oldest a cave could possibly be? What is the oldest a still extant cave on Earth could be? What conditions could encourage the longevity of a cave? It seems that the oldest known caves, the Jenolan Caves in Australia, formed in the Carboniferous period. How plausible would a cave from the Ordovician or even Precambrian be, co... (more) |
— | about 7 years ago |