[HN Gopher] The Physics of Butterfly Wings
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The Physics of Butterfly Wings
Author : boringg
Score : 21 points
Date : 2024-11-19 13:17 UTC (4 days ago)
(HTM) web link (johncarlosbaez.wordpress.com)
(TXT) w3m dump (johncarlosbaez.wordpress.com)
| 11235813213455 wrote:
| The most beautiful flying creature imo, they fly almost
| effortlessly. I often work remotely in the nature, standing hours
| in front of my laptop, and sometimes a butterfly or a dragonfly
| lands on my arm or shoulder, and stays a while. When you think
| about it, it's probably the safest place for them, since their
| predators (lizards, ..) don't come close to humans
| mistrial9 wrote:
| Those two, butterfly and dragonfly, could hardly be more
| different - sort of humorous to put those two creatures in the
| same thought. Dragonfly is the most accurate predator in the
| whole animal kingdom.. making falcons and large cats look like
| beginners. Meanwhile the butterfly is unable to hunt at all, a
| truly powerful "changeling", starting life as a worm-like
| thing.
| ryanmcbride wrote:
| sure but they're both cool bugs so they belong together imo
| jethkl wrote:
| I thought the article would discuss physics of flight, but it's
| about physics of iridescence. Cool, but not what I expected. I've
| seen butterflies fly in a stiff wind. It seems impossible even
| when you watch it. I was hoping for some insight into that.
| bloopernova wrote:
| https://www.smithsonianmag.com/smart-news/study-reveals-secr...
| (2021)
|
| Study mentioned:
| https://royalsocietypublishing.org/doi/10.1098/rsif.2020.085...
| hengheng wrote:
| The interior of my 3d printed parts has that exact gyroid pattern
| by the way. They put that in SuperSlicer, and presumably in
| PrusaSlicer, because it is really easy to print by running wiggly
| lines along x and y direction. Works great.
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