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I would read a chewy, opinionated, old-fashioned-magazine-feature-writing–style nonfiction book about tannin. mapstodon.space/@SatelliteSci/

@grantimatter [science voice:] We theorize that the ingestion of the crab tissue and the leafy material was intentional but that getting whanged real bad right in the torso was not.

[nodding thoughtfully:] As true of me today as it was of hadrosaurs 75 million years ago.

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I’m not big into dinosaurs generally, but there’s some hard-to-define quality of paleontology detective work that’s a special delight. This is a prime example: nature.com/articles/s41598-017

What even is the point of having the cat’s bad teeth removed if I can’t get her a set of human dentures.

In conclusion, all the science happening in the heat index field is extremely normal and definitely absolutely nothing to be worried about.

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This seems sloppy, but if you think about it, the perceived temperature at infinite wind speed would also be infinite, due to ram effect heating and so on, so this actually has the correct sign for almost all wind speeds.

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Also, there was a standard wind chill index that was just a quick polynomial fit, and for really extreme winds, it inverted and modeled increasing apparent temperature: meteo.lcd.lu/papers/windchill/

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Reading about heat indexes, which reminds me to let you know that there are two competing units for how much clothing a person is wearing – the clo and the tog: ergo.human.cornell.edu/student

New Calm Covid, unexpectedly soon: https://calmcovid.substack.com/p/xbb15-does-what-now-brief-update

XBB.1.5 *does* look very transmissible, but I keep seeing weird claims that "our tools don't work" anymore, which just isn't true.

Prior immunity (from shots or infections) does seem not to be preventing transmission, so for people trying to avoid covid, this is a perfect time to upgrade/go harder on precautions for a bit.

@hans Yes! I also wonder about adjusting it with simulated annealing. I’m sure someone’s already tried that in the literature, but why not try again?

Stipple of a hillshade of Tahoma.

The point placing algorithm is freely adapted from @BartWronski’s version of Ahmed, Ren, and Wonka’s stippling: bartwronski.com/2022/08/31/pro

The data is from the WA lidar portal: lidarportal.dnr.wa.gov/

The hillshade is a mean of 1,000 angles from which the sun actually illuminates Tahoma over the year. (None of that top-left stuff for me, thanks.)

Of all the ways to be cursed, I am lucky that my main hex is to be interested in weird little corners of image processing where you need some niche domain knowledge and are, with overwhelming likelihood, forgotten in the deepest dungeons of academia or industry and have no interest in discussing it with a rando like me.

@meetar Also, judging by the hillshade, it’s glowing? Do I have this right?

@meetar I bet they circled it again and again like that to show how much they like it.

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Horsin' Around

This is a hometown instance run by Sam and Ingrid, for some friends.