Wednesday, July 31, 2024

Secret of aging

The secret of not aging is being useful

Monday, July 29, 2024

Re-seal Tesla batteries

Sunday, July 28, 2024

Native New Yorker

Aunt Calleen "I was running in Central Park and I could smell manure and BBQ and marijuana and I thought - I am home!" 


Thursday, July 25, 2024

A hundred million butterflies

Amazing! I had only seen still photos of this before. 100 million butterflies embark on a 5000 km journey to Canada. 

Tuesday, July 23, 2024

Duke's chowder recipe

This is probably a recipe worth holding on to, especially when you read about how award-winning it was!

Saturday, July 13, 2024

Perturb people

   "Do I perturb people? Oh, yes, I do. Perturbation is a small price to pay for the privilege of a point of view." ---Aldous Huxley

Thursday, July 11, 2024

Anti-aging drug

Rapamycin was first approved by the FDA for use in transplant patients in the late 1990s. At high doses it suppresses the immune system. At low doses, Kaeberlein says it seems to help tamp down inflammation.

...granted FDA approval to test rapamycin in patients with gum disease — a common condition that tends to accelerate with age...(gum disease is linked to a higher risk of heart disease, and maybe dementia, too)
From NPR 

Tuesday, July 9, 2024

What's a "biro?" - the invention of ball-point pens

"A leather tanner, Harvard-educated lawyer, and inventor, John Loud... While tanning leather, often needed to mark a point to cut...a fountain pen made this process quite messy...He designed a writing tool that had a small rotating metal ball clutched in a socket." 

"During summer, the ink from the first ballpoint pens overflowed. In winter, the ink didn't flow and froze. At high altitudes, ink would seep out of the pens under the change in pressure. Inventors came up with creative solutions to try and fix these issues such as springs and piston-pressurized ink reservoirs or capillary action to make the ink flow without gravity. But nothing quite delivered a guaranteed writing experience."

"Bíró noticed that the ink used on newspaper printing dried almost instantly with no smudges...Water-based ink leaked out of the pen and needed to saturate into the fibers of the paper (which is why dry time was critical). But oil-based ink sat on top of the paper, preventing it from bleeding through the page and allowing it to dry almost on contact...his brother...aside from being a dentist, was also a rather talented chemist... Their patent was for 
1) A system of getting the ink from the reservoir to the rotating ball.
2) An airtight reservoir for storing a particularly dense ink.
3) A sealing mechanism in the metal ball that would prevent ink oxidation/evaporation.
4) A free ball nib.
Here's their detailed patent

From web

Thursday, July 4, 2024

Affordable housing

Impassioned speech about the urgent need for 7 million affordable homes, and how government can facilitate that. 


Genius who discovered life cycle of galaxies

Incredible genius overcame many societal obstacles and delineated the life cycle of galaxies. A poignant story.  

"Sungai watch" cleaning up plastic in Bali

11:25 a garbage truck full of plastic enters the oceans every minute. 

Psilocybins generate new nerve connections

Psilocybin spurs rapid growth of new nerve connections in mice. 

Psychedelic spurs growth of neural connections lost in depression.

Active compound from edible mushrooms boosts nerve growth and enhances memory.

"When someone's on psilocybin, we see an overall increase in connectivity between areas of the brain that don't normally communicate well...Researchers say psychedelic drugs actually help neurons in the brain sprout new dendrites" 

Jim Harris Was Paralyzed. Then He Ate Magic Mushrooms.
"on hallucinogens... something surprising happened to Harris that night. He...discovered that he could pick up his right foot and pull it back toward his butt. He tapped his right hamstring with a finger and the muscle contracted—a muscle that had been completely unresponsive since his injury, even in the low-gravity environment of a pool, despite eight months of physical therapy." 

Wednesday, July 3, 2024

Korean Pizza on Chef's Table

Episode 3 of Chef's Table: Pizza features Korean, James Beard Award Winning, Chef Ann Kim.
Pizzeria Lola, Minneapolis
https://youtu.be/5ydCoH35GaE?si=APGuKO9EX9q7xH31

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