Proof of Everything

On This Day - Nov 05 : 5000 year old beer
It was found at Godin Tepe in the Zagros Mountains of Iran, an important fortress on the Silk Road. Researchers found evidence of wine from around the same period, but it is thought that beer was the most popular beverage in lower Mesopotamia at the time.

1 month ago | [YT] | 1

Proof of Everything

On This Day - Nov 04 : Oak Ridge nuclear disaster
This was the world’s second nuclear reactor to achieve this status. However, from then on the reactor performed flawlessly. With a self-sustaining reaction, it produced a third of a ton of irradiated uranium (U) a day. The world’s first few grams of plutonium (Pu) were produced in just two months.

1 month ago | [YT] | 0

Proof of Everything

On This Day - Nov 03 : Antifouling paint patent
It was made from a mixture of a copper oxide (CuO), tar and naphtha, and offered protection against growth of barnacles and seaweed for twelve months. There are now concerns that copper oxide based antifouling paints are environmental pollutants, and replacements are being introduced.

1 month ago | [YT] | 1

Proof of Everything

On This Day - Nov 01 : First hydrogen bomb test
Named “Ivy Mike”, the blast released approximately the same amount of energy as ten million tons of tri-nitro-toluene (TNT). It produced a blinding white fireball stretching 4 km across, and left a huge underwater crater that was almost 2 km wide and 50 m deep.

1 month ago | [YT] | 1

Proof of Everything

On This Day - Oct 30 : Linus Pauling Nobel Prize
He received the award for his research into the nature of the chemical bond. He subsequently received the Nobel Peace Prize in 1962 for campaigning against the use of nuclear weapons, becoming the first and only person to be awarded two undivided Nobel Prizes.

2 months ago | [YT] | 1

Proof of Everything

On This Day - Oct 29 : Cloud seeding
Cloud seeding disperses substances such as dry ice (solid carbon dioxide) into the air to serve as nucleation particles around which water molecules condense. It is used to increase rain or snowfall, or in this case it was used to extinguish a forest fire.

2 months ago | [YT] | 1

Proof of Everything

On This Day - Oct 27 : Spectroscope was invented
A spectroscope is a prism-based device which separates light into its different wavelengths. Gustav Kirchhoff initially used it to study the spectral “signature” of various chemical elements, allowing the identification of a new element if a new spectrum was observed.

2 months ago | [YT] | 1

Proof of Everything

On This Day - Oct 24 : Henrik Dam found vitamin K
When Dam fed chickens a diet low in cholesterol, he found that their blood did not clot. However, he discovered that it wasn’t just cholesterol but also a vitamin that they were lacking. He called this Vitamin K, after the German word for coagulation, “koagulation”.

2 months ago | [YT] | 0

Proof of Everything

On This Day – October 23 : Mole Day, the unofficial holiday, was first celebrated on this day in 1991

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Proof of Everything

On This Day - Oct 22 : Xerography was performed Photocopier
Xerography is a dry photocopying technique that is now used in photocopiers and laser printers. It was invented by Chester F. Carlson but the original process was cumbersome, requiring several manual processing steps. It took almost 18 years to become a fully automated process.

2 months ago | [YT] | 0