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Activity for Ryan_L‭

Type On... Excerpt Status Date
Question 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 American southwest. Think badlands, not sand dunes. Aside from the climate changes, there are no lasting...
(more)
about 4 years ago
Question 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 Great Filters, in the sense of the Fermi Paradox. What sorts of challenges unique to a Cepheid Variable sta...
(more)
almost 5 years ago
Question 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 simply walk around it because it is essentially tidally locked; one side is a barren, hellish desert, th...
(more)
over 5 years ago