Did You Know

Teardown of a PC power supply
righto.com/2021/05/teardown-of-pc-p… 
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Have you ever wondered what's inside your computer's power supply? The task of a PC power supply is to convert the power from the wall (1...

Understanding Index Tracking Methodologies
mutualfunds.com/portfolio-managemen… 

When you hear about the stock market going up or down, what’s being measured is the change in the value of a specific stock index, such as the S&P 500, Dow Jones Industrial Average or Nasdaq Composite Index. Index funds are used to match the performance of these major market bellwethers.

How Big Pharma Finds Sick Users on Facebook
themarkup.org/citizen-browser/2021/… 
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We found drug ads targeted at users interested in everything from bourbon to therapy

There is a city
youtu.be/Ejd2rsXoQSI 
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Once a year on august 1st, the people of Warsaw pay hommage to the fallen heroes that fought for freedom in 1944 during the Warsaw Uprising.

What is the Alzheimer’s Clock-Drawing Test?
dementiacarecentral.com/alzheimers-… 

The Alzheimer’s Clock-Drawing Test (CDT) is a fast, simple way of spotting warning signs for Alzheimer’s disease and other related dementias that can be administered by non-professionals in the comfort of one’s home.

Bronze Sculpture: Everything You Need to Know
mayfairgallery.com/blog/bronze-scul… 
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Bronze sculpture is one of the most primitive art forms there is. We explain the major techniques, works and artists associated with the medium.

The secret US prisons you've never heard of before
ted.com/talks/will_potter_the_secre… 
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Investigative journalist Will Potter is the only reporter who has been inside a Communications Management Unit, or CMU, within a US prison.

This is what it's like waking up during surgery
mosaicscience.com/story/anaesthesia… 
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General anaesthetic is supposed to make surgery painless. But now there's evidence that one person in 20 may be awake when doctors think they're under.

List of gravity hills
en.wikipedia.org/wiki/List_of_gravi… 

A gravity hill is a place where a slight downhill slope appears to be an uphill slope due to the layout of the surrounding land, creating the optical illusion that water flows uphill or that a car left out of gear will roll uphill.

A booming industry based entirely on missed calls helped bring India online — and vanished overnight
restofworld.org/2021/the-rise-and-f… 
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In the age of expensive data, missed calls became more than just a cheap way to communicate. But in India, technology moves faster than you’d think.

Security Threat Groups: The Industry Of Gangs
c4ss.org/content/54694 
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If you’re an Ohio prisoner and you’re not in a gang, prison administrators will put you in one. And if there’s no gang for you, they’ll just create a new one.

Teller Reveals His Secrets
smithsonianmag.com/arts-culture/tel… 
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The smaller, quieter half of the magician duo Penn & Teller writes about how magicians manipulate the human mind

Dr. Robert ("Bob") Moog
moogfoundation.org/about/humble-vis… 
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Bob Moog (1934-2005) was an innovator in the world of electronic music for more than 50 years, expanding the boundaries of sonic expression and affecting the lives of musicians and music lovers around the globe. His invention of the Moog synthesizer in 1964 (in collaboration with Herb Deutsch) revolutionized almost every genre of music, offering performers new sonic possibilities in which to express their creativity.

Why the Suez Canal Is So Important
nytimes.com/2021/03/25/world/middle… 
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It took 10 years and 1.5 million laborers to build in the 19th century, and one day and one giant ship to clog it in 2021. The shudders are being felt throughout the world’s maritime commerce.

Why Two Doses of COVID-19 Vaccine for Pfizer and Moderna?
healthline.com/health/why-two-doses… 
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Some COVID-19 vaccines require two doses because the second dose helps to better reinforce the immune response. Learn more about vaccine immunity.

Permaculture magazine
permaculture.co.uk/articles/how-pla… 
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James Francis White explains how plants extract nutrients from soil microbes with the rhizophagy cycle.

More than 300 million people will celebrate Nowruz (and you should, too)
edition.cnn.com/travel/article/nowr… 
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For millions of people across the globe, Nowruz is no small celebration. Think Christmas, New Year's and Fourth of July combined -- and add to that fire festivities, delicious meats, rice and spices, family gatherings, street dances and loud banging on pots.

Our Strange Addiction
laphamsquarterly.org/roundtable/our… 
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The transformation of tobacco and cannabis into early modern global obsessions.

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