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Posts by Ryan_L‭

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Q&A How to determine the shape of the world given that there are no astronomical cycles?

Inspired by this question, how might one determine the shape of the world given a cosmology with no cycles? The moon, sun, stars, and planets are all fixed. The Earth does not rotate. You can't ...

4 answers  ·  posted 5y ago by Ryan_L‭  ·  last activity 5y ago by Ryan_L‭

Question astronomy geography
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Q&A Life around Cepheid Variable stars

Are there any unique challenges life would face evolving on a planet orbiting a Cepheid Variable star? I'm aware this is a broad question, so to narrow it down, consider this a question about Grea...

2 answers  ·  posted 5y ago by Ryan_L‭  ·  last activity 5y ago by Ryan_L‭

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Q&A How long would it take for wildlife to colonize a newly exposed habitat?

A magical calamity has wiped out an area about twice as big as Germany. The calamity also altered the climate in the region from one supporting forests and grasslands to a desert similar to the Am...

2 answers  ·  posted 4y ago by Ryan_L‭  ·  last activity 4y ago by Ryan_L‭

Question environment biology