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Joshua Bragg

@chembragg

AP Chemistry, Organic & Biochemistry at Career Center in Winston Salem NC. Into Chemistry, Science, Moodle, Tech, D&D, Pathfinder, Starfinder, Critical Role, and singing in the choir.

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Latest posts by Joshua Bragg @chembragg

Original (left) and corrected (right) Fig. 4a in the paper https://www.nature.com/articles/s41586-026-10305-0 showing the chemical structures of amino acids (only the right one) the left figure is just an embarrassment

Original (left) and corrected (right) Fig. 4a in the paper https://www.nature.com/articles/s41586-026-10305-0 showing the chemical structures of amino acids (only the right one) the left figure is just an embarrassment

I wonder... πŸ€”πŸ€”πŸ§ͺ #chemsky

a) what program did the authors use to make the original (left) figure in the paper? Wild guess, ChatGPT

b) how such high school science level of disgrace pass peer review in @nature.com?

Note this was Fig.4.a NOT in SI

www.nature.com/articles/s41...

06.03.2026 10:44 πŸ‘ 41 πŸ” 21 πŸ’¬ 15 πŸ“Œ 2

There's probably a low voltage transformer hidden somewhere that's powering both of them. In a closet, attic, basement etc.

11.01.2026 19:17 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Comic. [Banner: Mathematical Society: 2025 Meeting.] PERSON 1 with bun: Any other new developments from the year to cover before we wrap? PERSON 2: Oh, the teens picked a new funny number. PERSON 3 with short hair: Aww, I’m glad to hear they’re still doing that. PERSON 4 with ponytail: I’ll add it to the list. [List: 23 (skidoo!; 42; 69; 420; 1,337; 58,008; [circled]: 67]

Comic. [Banner: Mathematical Society: 2025 Meeting.] PERSON 1 with bun: Any other new developments from the year to cover before we wrap? PERSON 2: Oh, the teens picked a new funny number. PERSON 3 with short hair: Aww, I’m glad to hear they’re still doing that. PERSON 4 with ponytail: I’ll add it to the list. [List: 23 (skidoo!; 42; 69; 420; 1,337; 58,008; [circled]: 67]

Funny Numbers

xkcd.com/3184/

26.12.2025 22:44 πŸ‘ 12100 πŸ” 2999 πŸ’¬ 178 πŸ“Œ 92

Chemist: mixture was conditioned at 37Β°C in growth medium for 9 months

12.08.2025 23:26 πŸ‘ 23 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
AI generated nonsense

AI generated nonsense

Gemini offered to draw a diagram of the transition state of an SN2 reaction.

Like a fool I asked it to go ahead!

01.06.2025 21:34 πŸ‘ 55 πŸ” 13 πŸ’¬ 8 πŸ“Œ 15

I want to offer a public apology to FDA head Marty Makary for calling him an ignorant piece of shit in a post last night.

I just learned he is an islet transplant surgeon. Yes, the cells that produce insulin.

I was wrong. He is not ignorant.

This piece of shit knows *exactly* what he is doing.

26.05.2025 22:40 πŸ‘ 4278 πŸ” 1090 πŸ’¬ 107 πŸ“Œ 33

Q: How can you tell the difference between a chemist and anyone else?

A: Ask them to pronounce the phrase 'periodic acid.'

22.05.2025 17:02 πŸ‘ 6 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Q: How can you tell the difference between a chemist and a plumber?

A: Ask them to pronounce the word 'unionized.'

22.05.2025 14:06 πŸ‘ 1135 πŸ” 202 πŸ’¬ 19 πŸ“Œ 21

Q: How can you tell the difference between a chemist and anyone else?

A: Ask them to pronounce the phrase 'periodic acid.'

22.05.2025 17:02 πŸ‘ 6 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Hey @matthewmercer.bsky.social, was just rewatching the Twiggy episode of M9 and realized that I would pay good money for a published Halls of Halas. Please? #criticalrole

23.02.2025 01:05 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Chemical Formulas xkcd.com/3040

21.01.2025 11:55 πŸ‘ 25742 πŸ” 2061 πŸ’¬ 346 πŸ“Œ 153

AI is for people who don't want to or can't think. Period.

I write to figure out what I think and how to think about it better.

16.01.2025 18:10 πŸ‘ 658 πŸ” 112 πŸ’¬ 17 πŸ“Œ 28

I have a goblin bride that appeared for free in one of my orders that has always amused me to no end.

15.12.2024 18:11 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Oh that would be very fun to throw at my current campaign.

06.12.2024 18:23 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I've always appreciated the huge depth of lore that you get in Pathfinder books. Makes a DMs inspiration so much easier.

04.12.2024 19:32 πŸ‘ 4 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Optimist: The cup is half full.
Pessimist: The cup is half empty.
High School Chemistry Teacher: What is this beaker half full of unlabeled liquid? Y'all, please use the Sharpies.

24.11.2024 15:08 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
A picture of a display panel showing the date as Jan 12 2120

A picture of a display panel showing the date as Jan 12 2120

My classroom Promethean display panel this morning. Where is my flying car?

20.11.2024 13:59 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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If you like total synthesis and Wordle, check out Synthordle, a retrosynthetic analysis game created by Shenvi Lab associates Kevin Zong (GS 2) and Jonah Luo (HS sophomore!).
shenvilab.github.io/Synthordle/
Easy problems for Sophomore OChem, hard problems for advanced practitioners.

18.11.2024 20:24 πŸ‘ 98 πŸ” 29 πŸ’¬ 9 πŸ“Œ 11

This is the quality content I was missing from the old Twitter.

18.11.2024 03:03 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Twitter refugeeing it up.

15.11.2024 03:12 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0