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Posts by user3082‭

4 posts
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Q&A When the Moon comes crashing down (wait, it doesn't)

EDIT: Yup, totally misguided here: http://www.physlink.com/Education/AskExperts/ae429.cfm Drifting away. So, no lunar catastrophe for me (without some other handwavium) I've read somewhere tha...

2 answers  ·  posted 10y ago by user3082‭  ·  last activity 7y ago by user3082‭

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Q&A What types of atmospheric disruption (and other issues) would my skyhook make?

In this question: Where to Anchor My Space Elevator We get a new material: Thanks to the recent discovery of handwavium filaments that can in principle be extruded to any length, we will be ...

1 answer  ·  posted 10y ago by user3082‭  ·  last activity 10y ago by user3082‭

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Q&A Big Green Men... from Earth

There are a couple of stories where humans gain chloroplasts. Here's a clip from one story: They are also infused with bacteriorhodopsin, allowing photosynthesis. It is now possible for a huma...

1 answer  ·  posted 9y ago by user3082‭  ·  last activity 9y ago by user3082‭

Question biology humans flora
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Q&A Alternative absorption spectra for plants

Chlorophyll-a (the primary one), chlorophyll-b, and(?) beta-carotene (plus other accessory pigments / carotenoids) dictate which portions of the EM spectrum are used as energy by plants. Pla...

2 answers  ·  posted 9y ago by user3082‭  ·  last activity 7y ago by user3082‭