redshiftless's profile picture. Theoretical astrophysicist building galaxy models. Fan of big structural change. Married to @erzampag. he/him

John Forbes

@redshiftless

Theoretical astrophysicist building galaxy models. Fan of big structural change. Married to @erzampag. he/him

John Forbes reposted

Why don't we measure probabilities in degrees? blog.alexalemi.com/a-degree-of-ce…

alemi's tweet image. Why don't we measure probabilities in degrees?
blog.alexalemi.com/a-degree-of-ce…

Anyone else have the experience that @zotero connector no longer works nicely with abstract pages on @adsabs ?


John Forbes reposted

Excited and honored: our picture of the most distant galaxy currently known is the Astronomy Picture of the Day. If you want to scroll around the image, check out our viewer: jades-survey.github.io/viewer/

What if we could see back to the beginning of the universe? We could see galaxies forming. But what did galaxies look like back then? These questions took a step forward recently with the release of the analysis of a James Webb Space Telescope (JWST) image that included the most…

apod's tweet image. What if we could see back to the beginning of the universe? We could see galaxies forming. But what did galaxies look like back then? These questions took a step forward recently with the release of the analysis of a James Webb Space Telescope (JWST) image that included the most…


Congratulations to Antonio and the team for this recognition of their incredible achievements!!

What if we could see back to the beginning of the universe? We could see galaxies forming. But what did galaxies look like back then? These questions took a step forward recently with the release of the analysis of a James Webb Space Telescope (JWST) image that included the most…

apod's tweet image. What if we could see back to the beginning of the universe? We could see galaxies forming. But what did galaxies look like back then? These questions took a step forward recently with the release of the analysis of a James Webb Space Telescope (JWST) image that included the most…


John Forbes reposted

In which I try to make sense of most of machine learning: blog.alexalemi.com/kl-is-all-you-…


John Forbes reposted

Black mathematics postdoc fired for nonviolent political protest: facultyforpalestine.education/april-26-press… #blackinstem #blackinmath


Paper day! Spheres are out, cylinders are in.


I’ve been calling these guys (including my son!) Coronials

Covid led to a baby bump in the United States, the first reversal in declining rates of fertility since the Great Recession, defying all predictions pnas.org/doi/10.1073/pn… @PNASNews by @martha_j_bailey @UCLAEconomics and colleagues

EricTopol's tweet image. Covid led to a baby bump in the United States, the first reversal in declining rates of fertility since the Great Recession, defying all predictions
pnas.org/doi/10.1073/pn…
@PNASNews by @martha_j_bailey @UCLAEconomics and colleagues
EricTopol's tweet image. Covid led to a baby bump in the United States, the first reversal in declining rates of fertility since the Great Recession, defying all predictions
pnas.org/doi/10.1073/pn…
@PNASNews by @martha_j_bailey @UCLAEconomics and colleagues


5% growth per year is in fact exponential! #subtweet @drvolts


Depends… do my drafts on overleaf count?

Which do you think humankind has written more total words of?



Reading the blue-check replies to a post about the Age of the Universe "news" is pretty disheartening ... exactly the opposite feeling I got from people reacting to JWST, e.g. Wonder if the vibes on the non-El*n sites are better

We showed people a @NASA picture from @NASAWebb and asked them to share their reactions to it, which elicited truly some of the most charming and wonderful open-end responses I've ever read (and I've read *a lot* of open-ends!): today.yougov.com/topics/politic…

LinleyAnn's tweet image. We showed people a @NASA picture from @NASAWebb and asked them to share their reactions to it, which elicited truly some of the most charming and wonderful open-end responses I've ever read (and I've read *a lot* of open-ends!): today.yougov.com/topics/politic…


I bet there are a bunch of funny stories of how people first learned about the arXiv! For me, I cold emailed Kip Thorne and he told me 🤣 Later a friend started a fb group called "I don't understand xxx" referring to the old xxx.lanl.gov URL (hilarious to HS'ers)

just found this cool new website, arXiv.org and read my first paper! Where was this during my PhD?



Outstanding

This post is unavailable.

Thanks I Hate It

Physical Quantities xkcd.com/2780

xkcd's tweet image. Physical Quantities xkcd.com/2780


Thread time! Everything in the Universe was much closer together when these photons were emitted. 1/1100

redshiftless's tweet image. Thread time!

Everything in the Universe was much closer together when these photons were emitted.

1/1100

As one of the top contributors to the AstroPedantic Journal, I can sympathize, but I will probably continue to misuse "constrain" because there's really no ambiguity. If you plot a probability density function labeled "probability" with a log-scaled x-axis though... 😠

Physical Quantities xkcd.com/2780

xkcd's tweet image. Physical Quantities xkcd.com/2780


Current mood heading home from #PPVII

redshiftless's tweet image. Current mood heading home from #PPVII

John Forbes reposted

Whether you look at teams of scientists, inventors, or software developers, this paper shows that small teams are more likely to develop disruptive, novel ideas than large teams. Fascinatingly, people who do breakthroughs in small groups can't in big ones. nature.com/articles/d4158…

emollick's tweet image. Whether you look at teams of scientists, inventors, or software developers, this paper shows that small teams are more likely to develop disruptive, novel ideas than large teams. Fascinatingly, people who do breakthroughs in small groups can't in big ones. nature.com/articles/d4158…
emollick's tweet image. Whether you look at teams of scientists, inventors, or software developers, this paper shows that small teams are more likely to develop disruptive, novel ideas than large teams. Fascinatingly, people who do breakthroughs in small groups can't in big ones. nature.com/articles/d4158…

Spotted in the wild

redshiftless's tweet image. Spotted in the wild

John Forbes reposted

Following along an upper level cloud layer where numerous fallstreak holes formed. This view from this morning over the Southeast U.S.


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