Activity for Klangenâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Observing the age of the Universe when orbiting a black hole Imagine a civilization developing on Planet X that is orbiting a black hole (or a similar gravitationally massive object). Given the time dilation near such a massive object, do the inhabitants of Planet X measure the age of the universe incorrectly? Does the universe appear much older for them? As ... (more) |
— | over 7 years ago |
| Question | — |
In a world without obstacles, would life evolve wheels? Imagine a planet whose surface is perfectly spherical, without any kind of obstacles anywhere. In such a world, it would be a competitive advantage for any lifeform to evolve wheels, as transport and logistics would be greatly increased. It could also be used secondarily as a dynamo that could genera... (more) |
— | about 9 years ago |