overactor‭

I'm interested in writing a story about inhabitants of a permanent base on Mars, a few decades after all life on earth has (presumably) been wiped out. Preferably, I'd like them to still be there, ...

7 answers  ·  posted 10y ago by overactor‭  ·  last activity 10y ago by overactor‭

Suppose the universe contained a species of planet sized turtles1 that can travers at least interstellar space. How can I explain (without invoking magic) that these turtles are not spherical? If ...

6 answers  ·  posted 10y ago by overactor‭  ·  last activity 10y ago by overactor‭

Some species that reproduce sexually, don't actually have sex as such. Instead the female might lay soft scaled eggs, which the male then fertilizes extrenally. I want to know what a society of an...

4 answers  ·  posted 10y ago by overactor‭  ·  last activity 10y ago by overactor‭

All life we know of to date (presumably) formed on a rocky planet (more precisely: earth). Fiction has been written about life in more exotic locations. Though as far as I know, these lifeforms wer...

7 answers  ·  posted 10y ago by overactor‭  ·  last activity 9y ago by overactor‭

There are quite a few known drawbacks to incest. However, incest can be helpful when trying to help a desired trait spread. Incest does happen in nature to some degree but it's not exactly activel...

6 answers  ·  posted 10y ago by overactor‭  ·  last activity 6y ago by overactor‭

There are plenty of threats out there that could terminate all life on our little planet in varying amounts of time (Solar flares, meteors and supernovas to name a few). Are there any disasters th...

12 answers  ·  posted 10y ago by overactor‭  ·  last activity 8y ago by overactor‭

Ragnarök is the Norse rendition of the apocalypse. A major event during this apocalypse is Fernir devouring the sun. If we assume that the sun and all of its influence disappear entirely for 3 day...

4 answers  ·  posted 10y ago by overactor‭  ·  last activity 8y ago by overactor‭

There have been a few questions about an intelligent avian species lately and they have gotten me thinking. It seems to me that it would be hard for an avian species to evolve to be more intellige...

16 answers  ·  posted 10y ago by overactor‭  ·  last activity 8y ago by overactor‭

It seems like nothing can move faster than light and this is quite bothersome for interstellar travel. It takes decades in the best case to get anywhere interesting in our little Milkyway (Many tho...

14 answers  ·  posted 10y ago by overactor‭  ·  last activity 7y ago by overactor‭

In a world where travel is limited to the speed of light, reaching a different star, while not necessarily impossible, would be very time consuming. For an empire stretching across several solar sy...

11 answers  ·  posted 10y ago by overactor‭  ·  last activity 8y ago by overactor‭

Apparently it is theoretically possible for a planet to achieve a stable orbit around the singularity at the centre of a black hole within the event horizon. This means that life could hypothetical...

8 answers  ·  posted 10y ago by overactor‭  ·  last activity 7y ago by overactor‭