... could only have happened during a mass extinction like the end Cretaceous, not 100 million ears earlier during the Jurassic. Therefore Archaeopterix fossils must be hoaxes. (4/4)
06.01.2025 16:37 β π 0 π 0 π¬ 0 π 0@peter-erwin.bsky.social
Astronomer studying black holes and nearby galaxies. Author of Imfit (http://github.com/perwin/imfit).
... could only have happened during a mass extinction like the end Cretaceous, not 100 million ears earlier during the Jurassic. Therefore Archaeopterix fossils must be hoaxes. (4/4)
06.01.2025 16:37 β π 0 π 0 π¬ 0 π 0If you're curious about the first question: apparently both evolution and mass extinctions are driven by viruses from space, and so the appearance of a new class of animals such as birds ... (3/n)
06.01.2025 16:37 β π 0 π 0 π¬ 1 π 0From the Nature review: "Two things interest me about this otherwise worthless book: why it was written, and what effect it might have.β
(2/n)
I knew that Fred Hoyle and Chandra Wickramasinghe had written an article claiming Archaeopteryx fossils were forgeries, but not that they'd written an *entire book*.
www.nature.com/articles/324...
(1/n)
Watching Ratatouille again brought home just what a wonderful, joyful, gorgeous little song this is
www.youtube.com/watch?v=G3lS...
Steve Jackson Games is based in Austin, the most liberal part of Texas. Also, I donβt think the guy who posted this is quite as right-wing as youβre implying:
www.sjgames.com/ill/archive/...
That's full of charming odd, seemingly irrelevant details ("The wife tells her husband that she is fed up with this kitchen made of this Saturnian dark brownish stone and she would like to have a kitchen made of good wood coming from the forest of the Earth.")
24.11.2024 12:37 β π 0 π 0 π¬ 1 π 0[The poem has been written in the shape of a deciduous tree with letters (or βleavesβ) missing from the text]: comm n pr ble whe writin p ems in the shape of decid o s trees is t at once t ere ar ives the fir t sti rings of he new aut mn breeze, he oems will begi to shake hemselves ge tly ntil their letters loos n like leaves, an they d start to float down then [The missing letters from the tree have landed on the last line to form the phrase] turntomushuponthegroun [The final βdβ is floating down to complete the phrase.]
To celebrate the first day of autumn, hereβs a poem called βThe Problem of Writing Poems in the Shape of Deciduous Treesβ
22.09.2024 07:06 β π 295 π 100 π¬ 9 π 4Patrick O'Brian is a great conservative writer. Taking advantage of the Ganesh brouhaha to write a post that I have been wanting to write for at least a decade, if Sam Goldman didn't get there first and do it better www.programmablemutter.com/p/patrick-ob...
07.09.2024 16:07 β π 154 π 65 π¬ 21 π 19So I don't think there's much evidence that astronomy departments are discouraging African-Americans for something as astronomy-specific as being dismissive of astrology.
07.09.2024 13:31 β π 2 π 0 π¬ 1 π 0Table 4 of this report shows that African-American got 2015 bachelor's degrees in astronomy at ~ half the rate of the total college population. But this was a *higher* rate than for physics, atmospheric sciences, and earth sciences -- and almost all engineering fields.
ww2.aip.org/statistics/a...
*saying*, βThe dataβs not goodβ β thatβs what *I* would most likely say β while someone saying, βThe data arenβt goodβ would come across as (slightly) pedantic and unnatural. (2/2)
26.08.2024 11:45 β π 0 π 0 π¬ 0 π 0As a scientist, I think thereβs a distinction between formal written language (e.g. papers), where plural data is fairly common (probably in part due to editorial enforcement), and spoken language, where singular data is fairly common. So I wouldnβt find anything wrong with a scientist (1/2)
26.08.2024 11:32 β π 0 π 0 π¬ 1 π 0and they never got around to trying to convert me.
11.08.2024 09:41 β π 2 π 0 π¬ 0 π 0The last time I was visited by Mormon missionaries (when I was living in Spain), they were seemingly so delighted to find a native English speaker (they were still learning Spanish) that we just ended up chatting about things like how the missionary training process worked, (1/2)
11.08.2024 09:41 β π 2 π 0 π¬ 1 π 0I am obscurely amused at how this meme is evolving, with the S. Korean woman shooting a pistol replaced by a Chinese man shooting a rifle...
02.08.2024 11:56 β π 0 π 0 π¬ 0 π 0(If you've used PyImfit in the past, there aren't a lot of changes; the jump in version number is more to signal that I think it's ready for general use than anything else.) (7/7)
29.07.2024 11:40 β π 0 π 0 π¬ 0 π 0PyImfit is available for Python 3.10-3.12 on macOS (Intel and Apple silicon) and Linux, and can be installed with either pip ("pip install pyimfit") or conda ("conda install -c conda-forge perwin::pyimfit") (6/7)
29.07.2024 11:40 β π 0 π 0 π¬ 1 π 0The documentation includes examples of how to use Imfit's built-in bootstrap-resampling mode to estimate confidence intervals for things like bulge/total ratio, as well as how to use Imfit models with the MCMC code emcee. (3/7)
29.07.2024 11:40 β π 0 π 0 π¬ 1 π 0PyImfit allows access to Imfit's model-construction and fitting capabilities from within Python, including all the standard image functions and minimization algorithms. (2/7)
29.07.2024 11:39 β π 0 π 0 π¬ 1 π 0I'd like to announce the availability of version 1.0 of PyImfit [https://github.com/perwin/pyimfit], a Python wrapper around the (very) fast, flexible, C++-based galaxy image-fitting program Imfit [https://github.com/perwin/imfit]. π (1/7)
29.07.2024 11:39 β π 2 π 0 π¬ 1 π 0Aha, I thought I remembered there being a Language Log post about that:
languagelog.ldc.upenn.edu/nll/?p=8667
The recent Ryan Gosling/x Film βThe Good Guysβ, which is set in early 1970s LA, had to digitally add in the air pollution when they showed views of the city. (Also, I think there was a brief bit of radio mentioning a β2nd stage smog alertβ; I felt a nostalgic twinge of pain in my lungs.)
09.06.2024 06:58 β π 3 π 0 π¬ 0 π 0Well, me, too. I gather the βUsing periods means youβre angry!β schtick is either a Millennial or a Gen Z thing, derived from their text messaging practices.
09.06.2024 06:47 β π 1 π 0 π¬ 1 π 0I was going to suggest leafcutter ants and their fungi, but I see someone already mentioned that.
06.06.2024 17:49 β π 2 π 0 π¬ 0 π 0Yeah, I've only seen YouTube clips of her, but she's one of my favorite new stand-ups. Here's a bit more of her, on parenting:
www.youtube.com/watch?v=_t2E...
Good Lord. (Well, I guess it does save three syllables...)
(Trying not to think of "transient ppl" as "ppl who flicker in and out of existence"...)
That's just because you probably don't know the correct way to open coconuts. Let Indian/British standup comic Sindhu Vee demonstrate:
www.youtube.com/watch?v=sDT1...